Home / 215,488,986.80-323,233,480.20-150,865,761.20

Finding the Fourth Proportional to 215,488,986.80, 323,233,480.20 and 150,865,761.20

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Solution

The fourth proportional to 215,488,986.80, 323,233,480.20 and 150,865,761.20 is: 226,298,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,488,986.80 : 323,233,480.20 = 150,865,761.20 : x
  2. Step 2: Convert to fraction form
    215,488,986.80/323,233,480.20 = 150,865,761.20/x
  3. Step 3: Cross multiply
    215,488,986.80x = 323,233,480.20 × 150,865,761.20
  4. Step 4: Simplify right side
    215,488,986.80x = 48,764,865,035,698,120
  5. Step 5: Solve for x
    x = 48,764,865,035,698,120/215,488,986.80
  6. Step 6: Final answer
    x = 226,298,641.80

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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.