Home / 1,010,194,677.73-1,383,943,693.66-972,425,121.16

Finding the Fourth Proportional to 1,010,194,677.73, 1,383,943,693.66 and 972,425,121.16

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Solution

The fourth proportional to 1,010,194,677.73, 1,383,943,693.66 and 972,425,121.16 is: 1,332,200,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,194,677.73 : 1,383,943,693.66 = 972,425,121.16 : x
  2. Step 2: Convert to fraction form
    1,010,194,677.73/1,383,943,693.66 = 972,425,121.16/x
  3. Step 3: Cross multiply
    1,010,194,677.73x = 1,383,943,693.66 × 972,425,121.16
  4. Step 4: Simplify right side
    1,010,194,677.73x = 1,345,781,613,981,081,344
  5. Step 5: Solve for x
    x = 1,345,781,613,981,081,344/1,010,194,677.73
  6. Step 6: Final answer
    x = 1,332,200,261.65

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.