Home / 120,108,764.04-180,098,334.66-54,494,090.04

Finding the Fourth Proportional to 120,108,764.04, 180,098,334.66 and 54,494,090.04

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Solution

The fourth proportional to 120,108,764.04, 180,098,334.66 and 54,494,090.04 is: 81,711,729.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,108,764.04 : 180,098,334.66 = 54,494,090.04 : x
  2. Step 2: Convert to fraction form
    120,108,764.04/180,098,334.66 = 54,494,090.04/x
  3. Step 3: Cross multiply
    120,108,764.04x = 180,098,334.66 × 54,494,090.04
  4. Step 4: Simplify right side
    120,108,764.04x = 9,814,294,865,016,092
  5. Step 5: Solve for x
    x = 9,814,294,865,016,092/120,108,764.04
  6. Step 6: Final answer
    x = 81,711,729.73

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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.