Home / 204,731,547.12-307,097,321.76-68,416,930.80

Finding the Fourth Proportional to 204,731,547.12, 307,097,321.76 and 68,416,930.80

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Solution

The fourth proportional to 204,731,547.12, 307,097,321.76 and 68,416,930.80 is: 102,625,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,731,547.12 : 307,097,321.76 = 68,416,930.80 : x
  2. Step 2: Convert to fraction form
    204,731,547.12/307,097,321.76 = 68,416,930.80/x
  3. Step 3: Cross multiply
    204,731,547.12x = 307,097,321.76 × 68,416,930.80
  4. Step 4: Simplify right side
    204,731,547.12x = 21,010,656,211,719,252
  5. Step 5: Solve for x
    x = 21,010,656,211,719,252/204,731,547.12
  6. Step 6: Final answer
    x = 102,625,396.56

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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.