Home / 1,081,755,147.80-1,622,632,721.70-673,608,459.80

Finding the Fourth Proportional to 1,081,755,147.80, 1,622,632,721.70 and 673,608,459.80

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Solution

The fourth proportional to 1,081,755,147.80, 1,622,632,721.70 and 673,608,459.80 is: 1,010,412,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,755,147.80 : 1,622,632,721.70 = 673,608,459.80 : x
  2. Step 2: Convert to fraction form
    1,081,755,147.80/1,622,632,721.70 = 673,608,459.80/x
  3. Step 3: Cross multiply
    1,081,755,147.80x = 1,622,632,721.70 × 673,608,459.80
  4. Step 4: Simplify right side
    1,081,755,147.80x = 1,093,019,128,485,419,008
  5. Step 5: Solve for x
    x = 1,093,019,128,485,419,008/1,081,755,147.80
  6. Step 6: Final answer
    x = 1,010,412,689.70

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Double scale
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Similar ratio
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1.5x scale

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.