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Finding the Fourth Proportional to 274,284,736.32, 411,401,909.88 and 92,533,488.96

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Solution

The fourth proportional to 274,284,736.32, 411,401,909.88 and 92,533,488.96 is: 138,791,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,284,736.32 : 411,401,909.88 = 92,533,488.96 : x
  2. Step 2: Convert to fraction form
    274,284,736.32/411,401,909.88 = 92,533,488.96/x
  3. Step 3: Cross multiply
    274,284,736.32x = 411,401,909.88 × 92,533,488.96
  4. Step 4: Simplify right side
    274,284,736.32x = 38,068,454,086,003,888
  5. Step 5: Solve for x
    x = 38,068,454,086,003,888/274,284,736.32
  6. Step 6: Final answer
    x = 138,791,733.72

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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.