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Finding the Fourth Proportional to 323,520,593.80, 485,280,890.70 and 246,993,089.80

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Solution

The fourth proportional to 323,520,593.80, 485,280,890.70 and 246,993,089.80 is: 370,489,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,520,593.80 : 485,280,890.70 = 246,993,089.80 : x
  2. Step 2: Convert to fraction form
    323,520,593.80/485,280,890.70 = 246,993,089.80/x
  3. Step 3: Cross multiply
    323,520,593.80x = 485,280,890.70 × 246,993,089.80
  4. Step 4: Simplify right side
    323,520,593.80x = 119,861,026,614,889,088
  5. Step 5: Solve for x
    x = 119,861,026,614,889,088/323,520,593.80
  6. Step 6: Final answer
    x = 370,489,634.70

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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.