Home / 275,909,085.28-413,895,645.60-91,693,001.44

Finding the Fourth Proportional to 275,909,085.28, 413,895,645.60 and 91,693,001.44

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Solution

The fourth proportional to 275,909,085.28, 413,895,645.60 and 91,693,001.44 is: 137,550,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,909,085.28 : 413,895,645.60 = 91,693,001.44 : x
  2. Step 2: Convert to fraction form
    275,909,085.28/413,895,645.60 = 91,693,001.44/x
  3. Step 3: Cross multiply
    275,909,085.28x = 413,895,645.60 × 91,693,001.44
  4. Step 4: Simplify right side
    275,909,085.28x = 37,951,334,028,010,528
  5. Step 5: Solve for x
    x = 37,951,334,028,010,528/275,909,085.28
  6. Step 6: Final answer
    x = 137,550,142.61

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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.