Home / 1,081,046,536.61-1,618,951,186.48-748,120,640.91

Finding the Fourth Proportional to 1,081,046,536.61, 1,618,951,186.48 and 748,120,640.91

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Solution

The fourth proportional to 1,081,046,536.61, 1,618,951,186.48 and 748,120,640.91 is: 1,120,368,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,046,536.61 : 1,618,951,186.48 = 748,120,640.91 : x
  2. Step 2: Convert to fraction form
    1,081,046,536.61/1,618,951,186.48 = 748,120,640.91/x
  3. Step 3: Cross multiply
    1,081,046,536.61x = 1,618,951,186.48 × 748,120,640.91
  4. Step 4: Simplify right side
    1,081,046,536.61x = 1,211,170,799,236,743,680
  5. Step 5: Solve for x
    x = 1,211,170,799,236,743,680/1,081,046,536.61
  6. Step 6: Final answer
    x = 1,120,368,789.15

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Find fourth proportional to 1,081,046,537.61, 1,618,951,187.98 and 748,120,641.91
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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.