Home / 944,783,999.10-1,417,175,998.65-577,451,979.90

Finding the Fourth Proportional to 944,783,999.10, 1,417,175,998.65 and 577,451,979.90

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Solution

The fourth proportional to 944,783,999.10, 1,417,175,998.65 and 577,451,979.90 is: 866,177,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,783,999.10 : 1,417,175,998.65 = 577,451,979.90 : x
  2. Step 2: Convert to fraction form
    944,783,999.10/1,417,175,998.65 = 577,451,979.90/x
  3. Step 3: Cross multiply
    944,783,999.10x = 1,417,175,998.65 × 577,451,979.90
  4. Step 4: Simplify right side
    944,783,999.10x = 818,351,086,287,202,304
  5. Step 5: Solve for x
    x = 818,351,086,287,202,304/944,783,999.10
  6. Step 6: Final answer
    x = 866,177,969.85

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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.