Home / 261,491,402.70-360,874,456.14-144,016,703.16

Finding the Fourth Proportional to 261,491,402.70, 360,874,456.14 and 144,016,703.16

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Solution

The fourth proportional to 261,491,402.70, 360,874,456.14 and 144,016,703.16 is: 198,752,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,491,402.70 : 360,874,456.14 = 144,016,703.16 : x
  2. Step 2: Convert to fraction form
    261,491,402.70/360,874,456.14 = 144,016,703.16/x
  3. Step 3: Cross multiply
    261,491,402.70x = 360,874,456.14 × 144,016,703.16
  4. Step 4: Simplify right side
    261,491,402.70x = 51,971,949,427,940,816
  5. Step 5: Solve for x
    x = 51,971,949,427,940,816/261,491,402.70
  6. Step 6: Final answer
    x = 198,752,038.85

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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.