Home / 141,865,887.92-195,774,836.90-76,675,791.92

Finding the Fourth Proportional to 141,865,887.92, 195,774,836.90 and 76,675,791.92

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Solution

The fourth proportional to 141,865,887.92, 195,774,836.90 and 76,675,791.92 is: 105,812,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,865,887.92 : 195,774,836.90 = 76,675,791.92 : x
  2. Step 2: Convert to fraction form
    141,865,887.92/195,774,836.90 = 76,675,791.92/x
  3. Step 3: Cross multiply
    141,865,887.92x = 195,774,836.90 × 76,675,791.92
  4. Step 4: Simplify right side
    141,865,887.92x = 15,011,190,655,954,086
  5. Step 5: Solve for x
    x = 15,011,190,655,954,086/141,865,887.92
  6. Step 6: Final answer
    x = 105,812,545.05

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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.