Home / 447,984,124.20-671,976,186.30-141,307,237.80

Finding the Fourth Proportional to 447,984,124.20, 671,976,186.30 and 141,307,237.80

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Solution

The fourth proportional to 447,984,124.20, 671,976,186.30 and 141,307,237.80 is: 211,960,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,984,124.20 : 671,976,186.30 = 141,307,237.80 : x
  2. Step 2: Convert to fraction form
    447,984,124.20/671,976,186.30 = 141,307,237.80/x
  3. Step 3: Cross multiply
    447,984,124.20x = 671,976,186.30 × 141,307,237.80
  4. Step 4: Simplify right side
    447,984,124.20x = 94,955,098,753,431,200
  5. Step 5: Solve for x
    x = 94,955,098,753,431,200/447,984,124.20
  6. Step 6: Final answer
    x = 211,960,856.70

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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.