Home / 80,623,526.88-120,910,484.88-23,100,385.44

Finding the Fourth Proportional to 80,623,526.88, 120,910,484.88 and 23,100,385.44

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Solution

The fourth proportional to 80,623,526.88, 120,910,484.88 and 23,100,385.44 is: 34,643,470.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,623,526.88 : 120,910,484.88 = 23,100,385.44 : x
  2. Step 2: Convert to fraction form
    80,623,526.88/120,910,484.88 = 23,100,385.44/x
  3. Step 3: Cross multiply
    80,623,526.88x = 120,910,484.88 × 23,100,385.44
  4. Step 4: Simplify right side
    80,623,526.88x = 2,793,078,804,465,292
  5. Step 5: Solve for x
    x = 2,793,078,804,465,292/80,623,526.88
  6. Step 6: Final answer
    x = 34,643,470.86

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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.