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Finding the Fourth Proportional to 361,046,689.83, 541,647,727.92 and 112,047,029.55

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Solution

The fourth proportional to 361,046,689.83, 541,647,727.92 and 112,047,029.55 is: 168,094,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,046,689.83 : 541,647,727.92 = 112,047,029.55 : x
  2. Step 2: Convert to fraction form
    361,046,689.83/541,647,727.92 = 112,047,029.55/x
  3. Step 3: Cross multiply
    361,046,689.83x = 541,647,727.92 × 112,047,029.55
  4. Step 4: Simplify right side
    361,046,689.83x = 60,690,018,975,942,592
  5. Step 5: Solve for x
    x = 60,690,018,975,942,592/361,046,689.83
  6. Step 6: Final answer
    x = 168,094,655.58

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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.