Home / 136,145,680.56-204,220,289.88-45,269,266.32

Finding the Fourth Proportional to 136,145,680.56, 204,220,289.88 and 45,269,266.32

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Solution

The fourth proportional to 136,145,680.56, 204,220,289.88 and 45,269,266.32 is: 67,904,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,145,680.56 : 204,220,289.88 = 45,269,266.32 : x
  2. Step 2: Convert to fraction form
    136,145,680.56/204,220,289.88 = 45,269,266.32/x
  3. Step 3: Cross multiply
    136,145,680.56x = 204,220,289.88 × 45,269,266.32
  4. Step 4: Simplify right side
    136,145,680.56x = 9,244,902,690,525,320
  5. Step 5: Solve for x
    x = 9,244,902,690,525,320/136,145,680.56
  6. Step 6: Final answer
    x = 67,904,487.70

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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.