Home / 752,001,873.60-1,128,002,810.40-588,743,198.40

Finding the Fourth Proportional to 752,001,873.60, 1,128,002,810.40 and 588,743,198.40

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Solution

The fourth proportional to 752,001,873.60, 1,128,002,810.40 and 588,743,198.40 is: 883,114,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,001,873.60 : 1,128,002,810.40 = 588,743,198.40 : x
  2. Step 2: Convert to fraction form
    752,001,873.60/1,128,002,810.40 = 588,743,198.40/x
  3. Step 3: Cross multiply
    752,001,873.60x = 1,128,002,810.40 × 588,743,198.40
  4. Step 4: Simplify right side
    752,001,873.60x = 664,103,982,399,084,800
  5. Step 5: Solve for x
    x = 664,103,982,399,084,800/752,001,873.60
  6. Step 6: Final answer
    x = 883,114,797.60

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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.