Home / 1,081,755,132.30-1,622,632,698.45-673,608,444.30

Finding the Fourth Proportional to 1,081,755,132.30, 1,622,632,698.45 and 673,608,444.30

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Solution

The fourth proportional to 1,081,755,132.30, 1,622,632,698.45 and 673,608,444.30 is: 1,010,412,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,755,132.30 : 1,622,632,698.45 = 673,608,444.30 : x
  2. Step 2: Convert to fraction form
    1,081,755,132.30/1,622,632,698.45 = 673,608,444.30/x
  3. Step 3: Cross multiply
    1,081,755,132.30x = 1,622,632,698.45 × 673,608,444.30
  4. Step 4: Simplify right side
    1,081,755,132.30x = 1,093,019,087,673,215,488
  5. Step 5: Solve for x
    x = 1,093,019,087,673,215,488/1,081,755,132.30
  6. Step 6: Final answer
    x = 1,010,412,666.45

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Half scale
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Double scale
Find fourth proportional to 1,081,755,133.30, 1,622,632,699.95 and 673,608,445.30
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.