Home / 38,404,498,552.10-52,997,057,446.69-21,258,054,656.87

Finding the Fourth Proportional to 38,404,498,552.10, 52,997,057,446.69 and 21,258,054,656.87

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Solution

The fourth proportional to 38,404,498,552.10, 52,997,057,446.69 and 21,258,054,656.87 is: 29,335,478,559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404,498,552.10 : 52,997,057,446.69 = 21,258,054,656.87 : x
  2. Step 2: Convert to fraction form
    38,404,498,552.10/52,997,057,446.69 = 21,258,054,656.87/x
  3. Step 3: Cross multiply
    38,404,498,552.10x = 52,997,057,446.69 × 21,258,054,656.87
  4. Step 4: Simplify right side
    38,404,498,552.10x = 1,126,614,343,854,855,946,240
  5. Step 5: Solve for x
    x = 1,126,614,343,854,855,946,240/38,404,498,552.10
  6. Step 6: Final answer
    x = 29,335,478,559.27

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Half scale
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Double scale
Find fourth proportional to 38,404,498,553.10, 52,997,057,448.07 and 21,258,054,657.87
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.