Home / 1,252,694,966.03-1,728,526,882.68-723,956,849.26

Finding the Fourth Proportional to 1,252,694,966.03, 1,728,526,882.68 and 723,956,849.26

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Solution

The fourth proportional to 1,252,694,966.03, 1,728,526,882.68 and 723,956,849.26 is: 998,949,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,694,966.03 : 1,728,526,882.68 = 723,956,849.26 : x
  2. Step 2: Convert to fraction form
    1,252,694,966.03/1,728,526,882.68 = 723,956,849.26/x
  3. Step 3: Cross multiply
    1,252,694,966.03x = 1,728,526,882.68 × 723,956,849.26
  4. Step 4: Simplify right side
    1,252,694,966.03x = 1,251,378,875,846,222,592
  5. Step 5: Solve for x
    x = 1,251,378,875,846,222,592/1,252,694,966.03
  6. Step 6: Final answer
    x = 998,949,392.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.