Home / 1,104,192,878.60-1,656,289,317.90-327,958,344.20

Finding the Fourth Proportional to 1,104,192,878.60, 1,656,289,317.90 and 327,958,344.20

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Solution

The fourth proportional to 1,104,192,878.60, 1,656,289,317.90 and 327,958,344.20 is: 491,937,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,192,878.60 : 1,656,289,317.90 = 327,958,344.20 : x
  2. Step 2: Convert to fraction form
    1,104,192,878.60/1,656,289,317.90 = 327,958,344.20/x
  3. Step 3: Cross multiply
    1,104,192,878.60x = 1,656,289,317.90 × 327,958,344.20
  4. Step 4: Simplify right side
    1,104,192,878.60x = 543,193,902,214,631,424
  5. Step 5: Solve for x
    x = 543,193,902,214,631,424/1,104,192,878.60
  6. Step 6: Final answer
    x = 491,937,516.30

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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.