Home / 545,234,584.40-817,851,876.60-327,556,350.80

Finding the Fourth Proportional to 545,234,584.40, 817,851,876.60 and 327,556,350.80

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Solution

The fourth proportional to 545,234,584.40, 817,851,876.60 and 327,556,350.80 is: 491,334,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,234,584.40 : 817,851,876.60 = 327,556,350.80 : x
  2. Step 2: Convert to fraction form
    545,234,584.40/817,851,876.60 = 327,556,350.80/x
  3. Step 3: Cross multiply
    545,234,584.40x = 817,851,876.60 × 327,556,350.80
  4. Step 4: Simplify right side
    545,234,584.40x = 267,892,576,194,027,936
  5. Step 5: Solve for x
    x = 267,892,576,194,027,936/545,234,584.40
  6. Step 6: Final answer
    x = 491,334,526.20

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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.