Home / 251,446,107.30-377,599,562.55-136,654,851.30

Finding the Fourth Proportional to 251,446,107.30, 377,599,562.55 and 136,654,851.30

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Solution

The fourth proportional to 251,446,107.30, 377,599,562.55 and 136,654,851.30 is: 205,216,189.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,446,107.30 : 377,599,562.55 = 136,654,851.30 : x
  2. Step 2: Convert to fraction form
    251,446,107.30/377,599,562.55 = 136,654,851.30/x
  3. Step 3: Cross multiply
    251,446,107.30x = 377,599,562.55 × 136,654,851.30
  4. Step 4: Simplify right side
    251,446,107.30x = 51,600,812,071,215,304
  5. Step 5: Solve for x
    x = 51,600,812,071,215,304/251,446,107.30
  6. Step 6: Final answer
    x = 205,216,189.76

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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.