Home / 137,844,529.20-206,766,793.80-61,175,307.60

Finding the Fourth Proportional to 137,844,529.20, 206,766,793.80 and 61,175,307.60

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Solution

The fourth proportional to 137,844,529.20, 206,766,793.80 and 61,175,307.60 is: 91,762,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,844,529.20 : 206,766,793.80 = 61,175,307.60 : x
  2. Step 2: Convert to fraction form
    137,844,529.20/206,766,793.80 = 61,175,307.60/x
  3. Step 3: Cross multiply
    137,844,529.20x = 206,766,793.80 × 61,175,307.60
  4. Step 4: Simplify right side
    137,844,529.20x = 12,649,022,212,180,774
  5. Step 5: Solve for x
    x = 12,649,022,212,180,774/137,844,529.20
  6. Step 6: Final answer
    x = 91,762,961.40

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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.