Home / 88,578,082.30-132,867,123.45-81,563,061.10

Finding the Fourth Proportional to 88,578,082.30, 132,867,123.45 and 81,563,061.10

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Solution

The fourth proportional to 88,578,082.30, 132,867,123.45 and 81,563,061.10 is: 122,344,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,082.30 : 132,867,123.45 = 81,563,061.10 : x
  2. Step 2: Convert to fraction form
    88,578,082.30/132,867,123.45 = 81,563,061.10/x
  3. Step 3: Cross multiply
    88,578,082.30x = 132,867,123.45 × 81,563,061.10
  4. Step 4: Simplify right side
    88,578,082.30x = 10,837,049,308,133,592
  5. Step 5: Solve for x
    x = 10,837,049,308,133,592/88,578,082.30
  6. Step 6: Final answer
    x = 122,344,591.65

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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.