Home / 143,861,376.17-198,544,084.34-88,143,773.13

Finding the Fourth Proportional to 143,861,376.17, 198,544,084.34 and 88,143,773.13

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Solution

The fourth proportional to 143,861,376.17, 198,544,084.34 and 88,143,773.13 is: 121,647,833.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,861,376.17 : 198,544,084.34 = 88,143,773.13 : x
  2. Step 2: Convert to fraction form
    143,861,376.17/198,544,084.34 = 88,143,773.13/x
  3. Step 3: Cross multiply
    143,861,376.17x = 198,544,084.34 × 88,143,773.13
  4. Step 4: Simplify right side
    143,861,376.17x = 17,500,424,725,927,826
  5. Step 5: Solve for x
    x = 17,500,424,725,927,826/143,861,376.17
  6. Step 6: Final answer
    x = 121,647,833.43

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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.