Home / 38,404,498,553.39-52,997,057,448.46-21,258,054,658.15

Finding the Fourth Proportional to 38,404,498,553.39, 52,997,057,448.46 and 21,258,054,658.15

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Solution

The fourth proportional to 38,404,498,553.39, 52,997,057,448.46 and 21,258,054,658.15 is: 29,335,478,561.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404,498,553.39 : 52,997,057,448.46 = 21,258,054,658.15 : x
  2. Step 2: Convert to fraction form
    38,404,498,553.39/52,997,057,448.46 = 21,258,054,658.15/x
  3. Step 3: Cross multiply
    38,404,498,553.39x = 52,997,057,448.46 × 21,258,054,658.15
  4. Step 4: Simplify right side
    38,404,498,553.39x = 1,126,614,343,960,478,351,360
  5. Step 5: Solve for x
    x = 1,126,614,343,960,478,351,360/38,404,498,553.39
  6. Step 6: Final answer
    x = 29,335,478,561.04

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Half scale
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Double scale
Find fourth proportional to 38,404,498,554.39, 52,997,057,449.84 and 21,258,054,659.15
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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.