Home / 150,515,935.20-225,773,902.80-48,290,306.40

Finding the Fourth Proportional to 150,515,935.20, 225,773,902.80 and 48,290,306.40

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Solution

The fourth proportional to 150,515,935.20, 225,773,902.80 and 48,290,306.40 is: 72,435,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,515,935.20 : 225,773,902.80 = 48,290,306.40 : x
  2. Step 2: Convert to fraction form
    150,515,935.20/225,773,902.80 = 48,290,306.40/x
  3. Step 3: Cross multiply
    150,515,935.20x = 225,773,902.80 × 48,290,306.40
  4. Step 4: Simplify right side
    150,515,935.20x = 10,902,690,943,335,818
  5. Step 5: Solve for x
    x = 10,902,690,943,335,818/150,515,935.20
  6. Step 6: Final answer
    x = 72,435,459.60

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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.