Home / 201,659,234.40-302,488,851.60-199,746,046.80

Finding the Fourth Proportional to 201,659,234.40, 302,488,851.60 and 199,746,046.80

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Solution

The fourth proportional to 201,659,234.40, 302,488,851.60 and 199,746,046.80 is: 299,619,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,659,234.40 : 302,488,851.60 = 199,746,046.80 : x
  2. Step 2: Convert to fraction form
    201,659,234.40/302,488,851.60 = 199,746,046.80/x
  3. Step 3: Cross multiply
    201,659,234.40x = 302,488,851.60 × 199,746,046.80
  4. Step 4: Simplify right side
    201,659,234.40x = 60,420,952,308,171,864
  5. Step 5: Solve for x
    x = 60,420,952,308,171,864/201,659,234.40
  6. Step 6: Final answer
    x = 299,619,070.20

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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.