Home / 79,895,731,058.28-119,676,826,343.52-47,923,006,272.12

Finding the Fourth Proportional to 79,895,731,058.28, 119,676,826,343.52 and 47,923,006,272.12

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Solution

The fourth proportional to 79,895,731,058.28, 119,676,826,343.52 and 47,923,006,272.12 is: 71,784,477,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,895,731,058.28 : 119,676,826,343.52 = 47,923,006,272.12 : x
  2. Step 2: Convert to fraction form
    79,895,731,058.28/119,676,826,343.52 = 47,923,006,272.12/x
  3. Step 3: Cross multiply
    79,895,731,058.28x = 119,676,826,343.52 × 47,923,006,272.12
  4. Step 4: Simplify right side
    79,895,731,058.28x = 5,735,273,299,487,925,207,040
  5. Step 5: Solve for x
    x = 5,735,273,299,487,925,207,040/79,895,731,058.28
  6. Step 6: Final answer
    x = 71,784,477,387.21

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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.