Home / 239,773,766.40-359,660,649.60-67,279,827.60

Finding the Fourth Proportional to 239,773,766.40, 359,660,649.60 and 67,279,827.60

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Solution

The fourth proportional to 239,773,766.40, 359,660,649.60 and 67,279,827.60 is: 100,919,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,773,766.40 : 359,660,649.60 = 67,279,827.60 : x
  2. Step 2: Convert to fraction form
    239,773,766.40/359,660,649.60 = 67,279,827.60/x
  3. Step 3: Cross multiply
    239,773,766.40x = 359,660,649.60 × 67,279,827.60
  4. Step 4: Simplify right side
    239,773,766.40x = 24,197,906,499,592,008
  5. Step 5: Solve for x
    x = 24,197,906,499,592,008/239,773,766.40
  6. Step 6: Final answer
    x = 100,919,741.40

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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.