Home / 1,086,344,287.38-1,629,500,499.99-268,456,598.10

Finding the Fourth Proportional to 1,086,344,287.38, 1,629,500,499.99 and 268,456,598.10

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Solution

The fourth proportional to 1,086,344,287.38, 1,629,500,499.99 and 268,456,598.10 is: 402,680,960.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,344,287.38 : 1,629,500,499.99 = 268,456,598.10 : x
  2. Step 2: Convert to fraction form
    1,086,344,287.38/1,629,500,499.99 = 268,456,598.10/x
  3. Step 3: Cross multiply
    1,086,344,287.38x = 1,629,500,499.99 × 268,456,598.10
  4. Step 4: Simplify right side
    1,086,344,287.38x = 437,450,160,829,564,544
  5. Step 5: Solve for x
    x = 437,450,160,829,564,544/1,086,344,287.38
  6. Step 6: Final answer
    x = 402,680,960.27

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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.