Home / 89,931,008.85-134,684,018.28-43,904,398.29

Finding the Fourth Proportional to 89,931,008.85, 134,684,018.28 and 43,904,398.29

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Solution

The fourth proportional to 89,931,008.85, 134,684,018.28 and 43,904,398.29 is: 65,752,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,931,008.85 : 134,684,018.28 = 43,904,398.29 : x
  2. Step 2: Convert to fraction form
    89,931,008.85/134,684,018.28 = 43,904,398.29/x
  3. Step 3: Cross multiply
    89,931,008.85x = 134,684,018.28 × 43,904,398.29
  4. Step 4: Simplify right side
    89,931,008.85x = 5,913,220,781,862,761
  5. Step 5: Solve for x
    x = 5,913,220,781,862,761/89,931,008.85
  6. Step 6: Final answer
    x = 65,752,857.19

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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.