Home / 67,234,157.60-100,851,236.40-66,730,272.80

Finding the Fourth Proportional to 67,234,157.60, 100,851,236.40 and 66,730,272.80

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Solution

The fourth proportional to 67,234,157.60, 100,851,236.40 and 66,730,272.80 is: 100,095,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,234,157.60 : 100,851,236.40 = 66,730,272.80 : x
  2. Step 2: Convert to fraction form
    67,234,157.60/100,851,236.40 = 66,730,272.80/x
  3. Step 3: Cross multiply
    67,234,157.60x = 100,851,236.40 × 66,730,272.80
  4. Step 4: Simplify right side
    67,234,157.60x = 6,729,830,517,189,290
  5. Step 5: Solve for x
    x = 6,729,830,517,189,290/67,234,157.60
  6. Step 6: Final answer
    x = 100,095,409.20

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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.