Home / 326,743,336.60-490,103,195.10-132,649,273.60

Finding the Fourth Proportional to 326,743,336.60, 490,103,195.10 and 132,649,273.60

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Solution

The fourth proportional to 326,743,336.60, 490,103,195.10 and 132,649,273.60 is: 198,969,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,743,336.60 : 490,103,195.10 = 132,649,273.60 : x
  2. Step 2: Convert to fraction form
    326,743,336.60/490,103,195.10 = 132,649,273.60/x
  3. Step 3: Cross multiply
    326,743,336.60x = 490,103,195.10 × 132,649,273.60
  4. Step 4: Simplify right side
    326,743,336.60x = 65,011,832,819,054,080
  5. Step 5: Solve for x
    x = 65,011,832,819,054,080/326,743,336.60
  6. Step 6: Final answer
    x = 198,969,115.93

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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.