Home / 231,754,529.60-347,631,794.40-206,224,366.40

Finding the Fourth Proportional to 231,754,529.60, 347,631,794.40 and 206,224,366.40

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Solution

The fourth proportional to 231,754,529.60, 347,631,794.40 and 206,224,366.40 is: 309,336,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,754,529.60 : 347,631,794.40 = 206,224,366.40 : x
  2. Step 2: Convert to fraction form
    231,754,529.60/347,631,794.40 = 206,224,366.40/x
  3. Step 3: Cross multiply
    231,754,529.60x = 347,631,794.40 × 206,224,366.40
  4. Step 4: Simplify right side
    231,754,529.60x = 71,690,146,540,635,064
  5. Step 5: Solve for x
    x = 71,690,146,540,635,064/231,754,529.60
  6. Step 6: Final answer
    x = 309,336,549.60

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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.