Home / 141,976,432.29-195,936,436.85-80,074,184.61

Finding the Fourth Proportional to 141,976,432.29, 195,936,436.85 and 80,074,184.61

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Solution

The fourth proportional to 141,976,432.29, 195,936,436.85 and 80,074,184.61 is: 110,507,428.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,976,432.29 : 195,936,436.85 = 80,074,184.61 : x
  2. Step 2: Convert to fraction form
    141,976,432.29/195,936,436.85 = 80,074,184.61/x
  3. Step 3: Cross multiply
    141,976,432.29x = 195,936,436.85 × 80,074,184.61
  4. Step 4: Simplify right side
    141,976,432.29x = 15,689,450,415,752,136
  5. Step 5: Solve for x
    x = 15,689,450,415,752,136/141,976,432.29
  6. Step 6: Final answer
    x = 110,507,428.33

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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.