Home / 327,724,289.80-491,523,449.10-97,700,878.60

Finding the Fourth Proportional to 327,724,289.80, 491,523,449.10 and 97,700,878.60

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Solution

The fourth proportional to 327,724,289.80, 491,523,449.10 and 97,700,878.60 is: 146,532,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,724,289.80 : 491,523,449.10 = 97,700,878.60 : x
  2. Step 2: Convert to fraction form
    327,724,289.80/491,523,449.10 = 97,700,878.60/x
  3. Step 3: Cross multiply
    327,724,289.80x = 491,523,449.10 × 97,700,878.60
  4. Step 4: Simplify right side
    327,724,289.80x = 48,022,272,829,572,376
  5. Step 5: Solve for x
    x = 48,022,272,829,572,376/327,724,289.80
  6. Step 6: Final answer
    x = 146,532,540.69

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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.