Home / 237,990,169.20-356,985,253.80-135,764,540.40

Finding the Fourth Proportional to 237,990,169.20, 356,985,253.80 and 135,764,540.40

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Solution

The fourth proportional to 237,990,169.20, 356,985,253.80 and 135,764,540.40 is: 203,646,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,990,169.20 : 356,985,253.80 = 135,764,540.40 : x
  2. Step 2: Convert to fraction form
    237,990,169.20/356,985,253.80 = 135,764,540.40/x
  3. Step 3: Cross multiply
    237,990,169.20x = 356,985,253.80 × 135,764,540.40
  4. Step 4: Simplify right side
    237,990,169.20x = 48,465,938,911,734,360
  5. Step 5: Solve for x
    x = 48,465,938,911,734,360/237,990,169.20
  6. Step 6: Final answer
    x = 203,646,810.60

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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.