Home / 1,508,500,883.08-2,081,912,445.55-913,767,917.19

Finding the Fourth Proportional to 1,508,500,883.08, 2,081,912,445.55 and 913,767,917.19

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Solution

The fourth proportional to 1,508,500,883.08, 2,081,912,445.55 and 913,767,917.19 is: 1,261,109,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,500,883.08 : 2,081,912,445.55 = 913,767,917.19 : x
  2. Step 2: Convert to fraction form
    1,508,500,883.08/2,081,912,445.55 = 913,767,917.19/x
  3. Step 3: Cross multiply
    1,508,500,883.08x = 2,081,912,445.55 × 913,767,917.19
  4. Step 4: Simplify right side
    1,508,500,883.08x = 1,902,384,799,135,451,904
  5. Step 5: Solve for x
    x = 1,902,384,799,135,451,904/1,508,500,883.08
  6. Step 6: Final answer
    x = 1,261,109,503.13

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Double scale
Find fourth proportional to 1,508,500,884.08, 2,081,912,446.93 and 913,767,918.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.