Home / 574,171,618.40-861,456,493.20-251,287,215.20

Finding the Fourth Proportional to 574,171,618.40, 861,456,493.20 and 251,287,215.20

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Solution

The fourth proportional to 574,171,618.40, 861,456,493.20 and 251,287,215.20 is: 377,017,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,171,618.40 : 861,456,493.20 = 251,287,215.20 : x
  2. Step 2: Convert to fraction form
    574,171,618.40/861,456,493.20 = 251,287,215.20/x
  3. Step 3: Cross multiply
    574,171,618.40x = 861,456,493.20 × 251,287,215.20
  4. Step 4: Simplify right side
    574,171,618.40x = 216,473,003,192,185,728
  5. Step 5: Solve for x
    x = 216,473,003,192,185,728/574,171,618.40
  6. Step 6: Final answer
    x = 377,017,944.21

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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.