Home / 18,334,721,701.80-27,502,082,552.70-12,407,188,220.10

Finding the Fourth Proportional to 18,334,721,701.80, 27,502,082,552.70 and 12,407,188,220.10

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Solution

The fourth proportional to 18,334,721,701.80, 27,502,082,552.70 and 12,407,188,220.10 is: 18,610,782,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334,721,701.80 : 27,502,082,552.70 = 12,407,188,220.10 : x
  2. Step 2: Convert to fraction form
    18,334,721,701.80/27,502,082,552.70 = 12,407,188,220.10/x
  3. Step 3: Cross multiply
    18,334,721,701.80x = 27,502,082,552.70 × 12,407,188,220.10
  4. Step 4: Simplify right side
    18,334,721,701.80x = 341,223,514,676,077,199,360
  5. Step 5: Solve for x
    x = 341,223,514,676,077,199,360/18,334,721,701.80
  6. Step 6: Final answer
    x = 18,610,782,330.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.