Home / 82,448,356.70-123,663,677.70-21,864,082.70

Finding the Fourth Proportional to 82,448,356.70, 123,663,677.70 and 21,864,082.70

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Solution

The fourth proportional to 82,448,356.70, 123,663,677.70 and 21,864,082.70 is: 32,793,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,448,356.70 : 123,663,677.70 = 21,864,082.70 : x
  2. Step 2: Convert to fraction form
    82,448,356.70/123,663,677.70 = 21,864,082.70/x
  3. Step 3: Cross multiply
    82,448,356.70x = 123,663,677.70 × 21,864,082.70
  4. Step 4: Simplify right side
    82,448,356.70x = 2,703,792,876,218,946
  5. Step 5: Solve for x
    x = 2,703,792,876,218,946/82,448,356.70
  6. Step 6: Final answer
    x = 32,793,775.21

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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.