Home / 774,324,013.20-1,161,486,019.80-598,972,102.80

Finding the Fourth Proportional to 774,324,013.20, 1,161,486,019.80 and 598,972,102.80

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Solution

The fourth proportional to 774,324,013.20, 1,161,486,019.80 and 598,972,102.80 is: 898,458,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,324,013.20 : 1,161,486,019.80 = 598,972,102.80 : x
  2. Step 2: Convert to fraction form
    774,324,013.20/1,161,486,019.80 = 598,972,102.80/x
  3. Step 3: Cross multiply
    774,324,013.20x = 1,161,486,019.80 × 598,972,102.80
  4. Step 4: Simplify right side
    774,324,013.20x = 695,697,723,652,408,320
  5. Step 5: Solve for x
    x = 695,697,723,652,408,320/774,324,013.20
  6. Step 6: Final answer
    x = 898,458,154.20

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1.5x scale

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.