Home / 231,962,190.60-347,943,285.90-155,521,000.20

Finding the Fourth Proportional to 231,962,190.60, 347,943,285.90 and 155,521,000.20

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Solution

The fourth proportional to 231,962,190.60, 347,943,285.90 and 155,521,000.20 is: 233,281,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,962,190.60 : 347,943,285.90 = 155,521,000.20 : x
  2. Step 2: Convert to fraction form
    231,962,190.60/347,943,285.90 = 155,521,000.20/x
  3. Step 3: Cross multiply
    231,962,190.60x = 347,943,285.90 × 155,521,000.20
  4. Step 4: Simplify right side
    231,962,190.60x = 54,112,487,836,042,552
  5. Step 5: Solve for x
    x = 54,112,487,836,042,552/231,962,190.60
  6. Step 6: Final answer
    x = 233,281,500.30

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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.