Home / 157,807,694.46-217,781,344-88,193,073.36

Finding the Fourth Proportional to 157,807,694.46, 217,781,344 and 88,193,073.36

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Solution

The fourth proportional to 157,807,694.46, 217,781,344 and 88,193,073.36 is: 121,710,199.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,807,694.46 : 217,781,344 = 88,193,073.36 : x
  2. Step 2: Convert to fraction form
    157,807,694.46/217,781,344 = 88,193,073.36/x
  3. Step 3: Cross multiply
    157,807,694.46x = 217,781,344 × 88,193,073.36
  4. Step 4: Simplify right side
    157,807,694.46x = 19,206,806,047,831,396
  5. Step 5: Solve for x
    x = 19,206,806,047,831,396/157,807,694.46
  6. Step 6: Final answer
    x = 121,710,199.96

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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.