Home / 378,051,377.40-567,077,066.10-222,445,452.60

Finding the Fourth Proportional to 378,051,377.40, 567,077,066.10 and 222,445,452.60

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Solution

The fourth proportional to 378,051,377.40, 567,077,066.10 and 222,445,452.60 is: 333,668,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,051,377.40 : 567,077,066.10 = 222,445,452.60 : x
  2. Step 2: Convert to fraction form
    378,051,377.40/567,077,066.10 = 222,445,452.60/x
  3. Step 3: Cross multiply
    378,051,377.40x = 567,077,066.10 × 222,445,452.60
  4. Step 4: Simplify right side
    378,051,377.40x = 126,143,714,627,694,624
  5. Step 5: Solve for x
    x = 126,143,714,627,694,624/378,051,377.40
  6. Step 6: Final answer
    x = 333,668,178.90

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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.