Home / 752,840,886.80-1,129,261,330.20-597,872,691.20

Finding the Fourth Proportional to 752,840,886.80, 1,129,261,330.20 and 597,872,691.20

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Solution

The fourth proportional to 752,840,886.80, 1,129,261,330.20 and 597,872,691.20 is: 896,809,036.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,840,886.80 : 1,129,261,330.20 = 597,872,691.20 : x
  2. Step 2: Convert to fraction form
    752,840,886.80/1,129,261,330.20 = 597,872,691.20/x
  3. Step 3: Cross multiply
    752,840,886.80x = 1,129,261,330.20 × 597,872,691.20
  4. Step 4: Simplify right side
    752,840,886.80x = 675,154,510,554,765,952
  5. Step 5: Solve for x
    x = 675,154,510,554,765,952/752,840,886.80
  6. Step 6: Final answer
    x = 896,809,036.80

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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.