Home / 82,251,353,184.26-123,385,483,378.32-28,468,400,775.49

Finding the Fourth Proportional to 82,251,353,184.26, 123,385,483,378.32 and 28,468,400,775.49

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Solution

The fourth proportional to 82,251,353,184.26, 123,385,483,378.32 and 28,468,400,775.49 is: 42,705,527,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,251,353,184.26 : 123,385,483,378.32 = 28,468,400,775.49 : x
  2. Step 2: Convert to fraction form
    82,251,353,184.26/123,385,483,378.32 = 28,468,400,775.49/x
  3. Step 3: Cross multiply
    82,251,353,184.26x = 123,385,483,378.32 × 28,468,400,775.49
  4. Step 4: Simplify right side
    82,251,353,184.26x = 3,512,587,390,691,573,760,000
  5. Step 5: Solve for x
    x = 3,512,587,390,691,573,760,000/82,251,353,184.26
  6. Step 6: Final answer
    x = 42,705,527,078.96

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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.