Home / 332,073,772.80-498,110,659.20-211,440,019.20

Finding the Fourth Proportional to 332,073,772.80, 498,110,659.20 and 211,440,019.20

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Solution

The fourth proportional to 332,073,772.80, 498,110,659.20 and 211,440,019.20 is: 317,160,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,073,772.80 : 498,110,659.20 = 211,440,019.20 : x
  2. Step 2: Convert to fraction form
    332,073,772.80/498,110,659.20 = 211,440,019.20/x
  3. Step 3: Cross multiply
    332,073,772.80x = 498,110,659.20 × 211,440,019.20
  4. Step 4: Simplify right side
    332,073,772.80x = 105,320,527,344,972,656
  5. Step 5: Solve for x
    x = 105,320,527,344,972,656/332,073,772.80
  6. Step 6: Final answer
    x = 317,160,028.80

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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.