Home / 125,213,997.60-187,820,996.40-34,337,440.80

Finding the Fourth Proportional to 125,213,997.60, 187,820,996.40 and 34,337,440.80

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Solution

The fourth proportional to 125,213,997.60, 187,820,996.40 and 34,337,440.80 is: 51,506,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,213,997.60 : 187,820,996.40 = 34,337,440.80 : x
  2. Step 2: Convert to fraction form
    125,213,997.60/187,820,996.40 = 34,337,440.80/x
  3. Step 3: Cross multiply
    125,213,997.60x = 187,820,996.40 × 34,337,440.80
  4. Step 4: Simplify right side
    125,213,997.60x = 6,449,292,344,882,013
  5. Step 5: Solve for x
    x = 6,449,292,344,882,013/125,213,997.60
  6. Step 6: Final answer
    x = 51,506,161.20

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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.