Home / 752,688,014.80-1,129,032,022.20-752,688,014.80

Finding the Fourth Proportional to 752,688,014.80, 1,129,032,022.20 and 752,688,014.80

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Solution

The fourth proportional to 752,688,014.80, 1,129,032,022.20 and 752,688,014.80 is: 1,129,032,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,688,014.80 : 1,129,032,022.20 = 752,688,014.80 : x
  2. Step 2: Convert to fraction form
    752,688,014.80/1,129,032,022.20 = 752,688,014.80/x
  3. Step 3: Cross multiply
    752,688,014.80x = 1,129,032,022.20 × 752,688,014.80
  4. Step 4: Simplify right side
    752,688,014.80x = 849,808,871,435,347,456
  5. Step 5: Solve for x
    x = 849,808,871,435,347,456/752,688,014.80
  6. Step 6: Final answer
    x = 1,129,032,022.20

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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.