Home / 1,008,613,293.10-1,512,919,939.65-804,539,949.10

Finding the Fourth Proportional to 1,008,613,293.10, 1,512,919,939.65 and 804,539,949.10

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Solution

The fourth proportional to 1,008,613,293.10, 1,512,919,939.65 and 804,539,949.10 is: 1,206,809,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,613,293.10 : 1,512,919,939.65 = 804,539,949.10 : x
  2. Step 2: Convert to fraction form
    1,008,613,293.10/1,512,919,939.65 = 804,539,949.10/x
  3. Step 3: Cross multiply
    1,008,613,293.10x = 1,512,919,939.65 × 804,539,949.10
  4. Step 4: Simplify right side
    1,008,613,293.10x = 1,217,204,531,238,386,176
  5. Step 5: Solve for x
    x = 1,217,204,531,238,386,176/1,008,613,293.10
  6. Step 6: Final answer
    x = 1,206,809,923.65

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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.