Home / 84,056,543.90-126,084,815.85-29,530,697.30

Finding the Fourth Proportional to 84,056,543.90, 126,084,815.85 and 29,530,697.30

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Solution

The fourth proportional to 84,056,543.90, 126,084,815.85 and 29,530,697.30 is: 44,296,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,056,543.90 : 126,084,815.85 = 29,530,697.30 : x
  2. Step 2: Convert to fraction form
    84,056,543.90/126,084,815.85 = 29,530,697.30/x
  3. Step 3: Cross multiply
    84,056,543.90x = 126,084,815.85 × 29,530,697.30
  4. Step 4: Simplify right side
    84,056,543.90x = 3,723,372,530,992,592
  5. Step 5: Solve for x
    x = 3,723,372,530,992,592/84,056,543.90
  6. Step 6: Final answer
    x = 44,296,045.95

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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.