Home / 193,442,862.42-289,895,842.16-88,140,861.44

Finding the Fourth Proportional to 193,442,862.42, 289,895,842.16 and 88,140,861.44

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Solution

The fourth proportional to 193,442,862.42, 289,895,842.16 and 88,140,861.44 is: 132,088,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,442,862.42 : 289,895,842.16 = 88,140,861.44 : x
  2. Step 2: Convert to fraction form
    193,442,862.42/289,895,842.16 = 88,140,861.44/x
  3. Step 3: Cross multiply
    193,442,862.42x = 289,895,842.16 × 88,140,861.44
  4. Step 4: Simplify right side
    193,442,862.42x = 25,551,669,253,966,484
  5. Step 5: Solve for x
    x = 25,551,669,253,966,484/193,442,862.42
  6. Step 6: Final answer
    x = 132,088,974.15

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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.