Home / 248,832,001.20-373,248,001.80-216,981,505.20

Finding the Fourth Proportional to 248,832,001.20, 373,248,001.80 and 216,981,505.20

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Solution

The fourth proportional to 248,832,001.20, 373,248,001.80 and 216,981,505.20 is: 325,472,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,001.20 : 373,248,001.80 = 216,981,505.20 : x
  2. Step 2: Convert to fraction form
    248,832,001.20/373,248,001.80 = 216,981,505.20/x
  3. Step 3: Cross multiply
    248,832,001.20x = 373,248,001.80 × 216,981,505.20
  4. Step 4: Simplify right side
    248,832,001.20x = 80,987,913,243,456,304
  5. Step 5: Solve for x
    x = 80,987,913,243,456,304/248,832,001.20
  6. Step 6: Final answer
    x = 325,472,257.80

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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.