Home / 752,001,947.10-1,128,002,920.65-588,743,271.90

Finding the Fourth Proportional to 752,001,947.10, 1,128,002,920.65 and 588,743,271.90

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Solution

The fourth proportional to 752,001,947.10, 1,128,002,920.65 and 588,743,271.90 is: 883,114,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,001,947.10 : 1,128,002,920.65 = 588,743,271.90 : x
  2. Step 2: Convert to fraction form
    752,001,947.10/1,128,002,920.65 = 588,743,271.90/x
  3. Step 3: Cross multiply
    752,001,947.10x = 1,128,002,920.65 × 588,743,271.90
  4. Step 4: Simplify right side
    752,001,947.10x = 664,104,130,216,237,056
  5. Step 5: Solve for x
    x = 664,104,130,216,237,056/752,001,947.10
  6. Step 6: Final answer
    x = 883,114,907.85

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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.