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Finding the Fourth Proportional to 79,894,593.63, 119,876,415.18 and 42,963,318.18

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Solution

The fourth proportional to 79,894,593.63, 119,876,415.18 and 42,963,318.18 is: 64,463,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,894,593.63 : 119,876,415.18 = 42,963,318.18 : x
  2. Step 2: Convert to fraction form
    79,894,593.63/119,876,415.18 = 42,963,318.18/x
  3. Step 3: Cross multiply
    79,894,593.63x = 119,876,415.18 × 42,963,318.18
  4. Step 4: Simplify right side
    79,894,593.63x = 5,150,288,567,656,122
  5. Step 5: Solve for x
    x = 5,150,288,567,656,122/79,894,593.63
  6. Step 6: Final answer
    x = 64,463,542.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.