Home / 370,817,998.40-556,226,997.60-225,536,463.20

Finding the Fourth Proportional to 370,817,998.40, 556,226,997.60 and 225,536,463.20

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Solution

The fourth proportional to 370,817,998.40, 556,226,997.60 and 225,536,463.20 is: 338,304,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,817,998.40 : 556,226,997.60 = 225,536,463.20 : x
  2. Step 2: Convert to fraction form
    370,817,998.40/556,226,997.60 = 225,536,463.20/x
  3. Step 3: Cross multiply
    370,817,998.40x = 556,226,997.60 × 225,536,463.20
  4. Step 4: Simplify right side
    370,817,998.40x = 125,449,469,775,058,880
  5. Step 5: Solve for x
    x = 125,449,469,775,058,880/370,817,998.40
  6. Step 6: Final answer
    x = 338,304,694.80

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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.