Home / 775,198,695.60-1,161,736,360.20-631,871,463.60

Finding the Fourth Proportional to 775,198,695.60, 1,161,736,360.20 and 631,871,463.60

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Solution

The fourth proportional to 775,198,695.60, 1,161,736,360.20 and 631,871,463.60 is: 946,941,807.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,198,695.60 : 1,161,736,360.20 = 631,871,463.60 : x
  2. Step 2: Convert to fraction form
    775,198,695.60/1,161,736,360.20 = 631,871,463.60/x
  3. Step 3: Cross multiply
    775,198,695.60x = 1,161,736,360.20 × 631,871,463.60
  4. Step 4: Simplify right side
    775,198,695.60x = 734,068,054,236,910,848
  5. Step 5: Solve for x
    x = 734,068,054,236,910,848/775,198,695.60
  6. Step 6: Final answer
    x = 946,941,807.83

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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.