Home / 418,845,624.62-577,999,910.21-230,691,439.95

Finding the Fourth Proportional to 418,845,624.62, 577,999,910.21 and 230,691,439.95

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Solution

The fourth proportional to 418,845,624.62, 577,999,910.21 and 230,691,439.95 is: 318,350,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,845,624.62 : 577,999,910.21 = 230,691,439.95 : x
  2. Step 2: Convert to fraction form
    418,845,624.62/577,999,910.21 = 230,691,439.95/x
  3. Step 3: Cross multiply
    418,845,624.62x = 577,999,910.21 × 230,691,439.95
  4. Step 4: Simplify right side
    418,845,624.62x = 133,339,631,574,000,448
  5. Step 5: Solve for x
    x = 133,339,631,574,000,448/418,845,624.62
  6. Step 6: Final answer
    x = 318,350,303.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.