Home / 539,954,150.85-809,931,228.28-151,776,981.22

Finding the Fourth Proportional to 539,954,150.85, 809,931,228.28 and 151,776,981.22

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Solution

The fourth proportional to 539,954,150.85, 809,931,228.28 and 151,776,981.22 is: 227,665,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,954,150.85 : 809,931,228.28 = 151,776,981.22 : x
  2. Step 2: Convert to fraction form
    539,954,150.85/809,931,228.28 = 151,776,981.22/x
  3. Step 3: Cross multiply
    539,954,150.85x = 809,931,228.28 × 151,776,981.22
  4. Step 4: Simplify right side
    539,954,150.85x = 122,928,916,821,740,832
  5. Step 5: Solve for x
    x = 122,928,916,821,740,832/539,954,150.85
  6. Step 6: Final answer
    x = 227,665,472.39

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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.