Home / 264,134,851.20-396,202,276.80-82,381,737.60

Finding the Fourth Proportional to 264,134,851.20, 396,202,276.80 and 82,381,737.60

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Solution

The fourth proportional to 264,134,851.20, 396,202,276.80 and 82,381,737.60 is: 123,572,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,134,851.20 : 396,202,276.80 = 82,381,737.60 : x
  2. Step 2: Convert to fraction form
    264,134,851.20/396,202,276.80 = 82,381,737.60/x
  3. Step 3: Cross multiply
    264,134,851.20x = 396,202,276.80 × 82,381,737.60
  4. Step 4: Simplify right side
    264,134,851.20x = 32,639,832,003,860,168
  5. Step 5: Solve for x
    x = 32,639,832,003,860,168/264,134,851.20
  6. Step 6: Final answer
    x = 123,572,606.40

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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.