Home / 187,234,432.61-280,878,515.00-57,853,339.97

Finding the Fourth Proportional to 187,234,432.61, 280,878,515.00 and 57,853,339.97

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Solution

The fourth proportional to 187,234,432.61, 280,878,515.00 and 57,853,339.97 is: 86,788,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,234,432.61 : 280,878,515.00 = 57,853,339.97 : x
  2. Step 2: Convert to fraction form
    187,234,432.61/280,878,515.00 = 57,853,339.97/x
  3. Step 3: Cross multiply
    187,234,432.61x = 280,878,515.00 × 57,853,339.97
  4. Step 4: Simplify right side
    187,234,432.61x = 16,249,760,218,274,478
  5. Step 5: Solve for x
    x = 16,249,760,218,274,478/187,234,432.61
  6. Step 6: Final answer
    x = 86,788,311.27

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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.