Home / 90,287,084.26-124,606,812.86-53,617,655.26

Finding the Fourth Proportional to 90,287,084.26, 124,606,812.86 and 53,617,655.26

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Solution

The fourth proportional to 90,287,084.26, 124,606,812.86 and 53,617,655.26 is: 73,998,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287,084.26 : 124,606,812.86 = 53,617,655.26 : x
  2. Step 2: Convert to fraction form
    90,287,084.26/124,606,812.86 = 53,617,655.26/x
  3. Step 3: Cross multiply
    90,287,084.26x = 124,606,812.86 × 53,617,655.26
  4. Step 4: Simplify right side
    90,287,084.26x = 6,681,125,134,974,814
  5. Step 5: Solve for x
    x = 6,681,125,134,974,814/90,287,084.26
  6. Step 6: Final answer
    x = 73,998,680.87

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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.