Home / 546,543,106.20-820,003,616.10-527,647,426.20

Finding the Fourth Proportional to 546,543,106.20, 820,003,616.10 and 527,647,426.20

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Solution

The fourth proportional to 546,543,106.20, 820,003,616.10 and 527,647,426.20 is: 791,653,563.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,543,106.20 : 820,003,616.10 = 527,647,426.20 : x
  2. Step 2: Convert to fraction form
    546,543,106.20/820,003,616.10 = 527,647,426.20/x
  3. Step 3: Cross multiply
    546,543,106.20x = 820,003,616.10 × 527,647,426.20
  4. Step 4: Simplify right side
    546,543,106.20x = 432,672,797,509,857,856
  5. Step 5: Solve for x
    x = 432,672,797,509,857,856/546,543,106.20
  6. Step 6: Final answer
    x = 791,653,563.28

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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.