Home / 13,610,755,531.76-20,404,488,318.16-5,222,680,667.20

Finding the Fourth Proportional to 13,610,755,531.76, 20,404,488,318.16 and 5,222,680,667.20

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Solution

The fourth proportional to 13,610,755,531.76, 20,404,488,318.16 and 5,222,680,667.20 is: 7,829,552,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,755,531.76 : 20,404,488,318.16 = 5,222,680,667.20 : x
  2. Step 2: Convert to fraction form
    13,610,755,531.76/20,404,488,318.16 = 5,222,680,667.20/x
  3. Step 3: Cross multiply
    13,610,755,531.76x = 20,404,488,318.16 × 5,222,680,667.20
  4. Step 4: Simplify right side
    13,610,755,531.76x = 106,566,126,663,388,987,392
  5. Step 5: Solve for x
    x = 106,566,126,663,388,987,392/13,610,755,531.76
  6. Step 6: Final answer
    x = 7,829,552,622.17

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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.