Home / 82,616,406.10-123,924,609.15-49,737,922.90

Finding the Fourth Proportional to 82,616,406.10, 123,924,609.15 and 49,737,922.90

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Solution

The fourth proportional to 82,616,406.10, 123,924,609.15 and 49,737,922.90 is: 74,606,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,616,406.10 : 123,924,609.15 = 49,737,922.90 : x
  2. Step 2: Convert to fraction form
    82,616,406.10/123,924,609.15 = 49,737,922.90/x
  3. Step 3: Cross multiply
    82,616,406.10x = 123,924,609.15 × 49,737,922.90
  4. Step 4: Simplify right side
    82,616,406.10x = 6,163,752,655,315,335
  5. Step 5: Solve for x
    x = 6,163,752,655,315,335/82,616,406.10
  6. Step 6: Final answer
    x = 74,606,884.35

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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.