Home / 84,645,098.69-116,811,446.70-63,414,260.38

Finding the Fourth Proportional to 84,645,098.69, 116,811,446.70 and 63,414,260.38

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Solution

The fourth proportional to 84,645,098.69, 116,811,446.70 and 63,414,260.38 is: 87,512,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,645,098.69 : 116,811,446.70 = 63,414,260.38 : x
  2. Step 2: Convert to fraction form
    84,645,098.69/116,811,446.70 = 63,414,260.38/x
  3. Step 3: Cross multiply
    84,645,098.69x = 116,811,446.70 × 63,414,260.38
  4. Step 4: Simplify right side
    84,645,098.69x = 7,407,511,496,398,292
  5. Step 5: Solve for x
    x = 7,407,511,496,398,292/84,645,098.69
  6. Step 6: Final answer
    x = 87,512,586.21

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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.