Home / 275,574,198.86-380,291,728.60-150,127,425.62

Finding the Fourth Proportional to 275,574,198.86, 380,291,728.60 and 150,127,425.62

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Solution

The fourth proportional to 275,574,198.86, 380,291,728.60 and 150,127,425.62 is: 207,175,484.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,574,198.86 : 380,291,728.60 = 150,127,425.62 : x
  2. Step 2: Convert to fraction form
    275,574,198.86/380,291,728.60 = 150,127,425.62/x
  3. Step 3: Cross multiply
    275,574,198.86x = 380,291,728.60 × 150,127,425.62
  4. Step 4: Simplify right side
    275,574,198.86x = 57,092,218,200,305,840
  5. Step 5: Solve for x
    x = 57,092,218,200,305,840/275,574,198.86
  6. Step 6: Final answer
    x = 207,175,484.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.