Home / 215,813,371.20-323,720,056.80-150,056,404.80

Finding the Fourth Proportional to 215,813,371.20, 323,720,056.80 and 150,056,404.80

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Solution

The fourth proportional to 215,813,371.20, 323,720,056.80 and 150,056,404.80 is: 225,084,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,813,371.20 : 323,720,056.80 = 150,056,404.80 : x
  2. Step 2: Convert to fraction form
    215,813,371.20/323,720,056.80 = 150,056,404.80/x
  3. Step 3: Cross multiply
    215,813,371.20x = 323,720,056.80 × 150,056,404.80
  4. Step 4: Simplify right side
    215,813,371.20x = 48,576,267,885,059,800
  5. Step 5: Solve for x
    x = 48,576,267,885,059,800/215,813,371.20
  6. Step 6: Final answer
    x = 225,084,607.20

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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.