Home / 680,096,882.18-1,020,534,067.98-369,229,773.78

Finding the Fourth Proportional to 680,096,882.18, 1,020,534,067.98 and 369,229,773.78

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Solution

The fourth proportional to 680,096,882.18, 1,020,534,067.98 and 369,229,773.78 is: 554,055,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,096,882.18 : 1,020,534,067.98 = 369,229,773.78 : x
  2. Step 2: Convert to fraction form
    680,096,882.18/1,020,534,067.98 = 369,229,773.78/x
  3. Step 3: Cross multiply
    680,096,882.18x = 1,020,534,067.98 × 369,229,773.78
  4. Step 4: Simplify right side
    680,096,882.18x = 376,811,563,055,038,528
  5. Step 5: Solve for x
    x = 376,811,563,055,038,528/680,096,882.18
  6. Step 6: Final answer
    x = 554,055,713.13

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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.