Home / 26,693,599,150.40-40,040,398,725.60-20,513,955,963.20

Finding the Fourth Proportional to 26,693,599,150.40, 40,040,398,725.60 and 20,513,955,963.20

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Solution

The fourth proportional to 26,693,599,150.40, 40,040,398,725.60 and 20,513,955,963.20 is: 30,770,933,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,693,599,150.40 : 40,040,398,725.60 = 20,513,955,963.20 : x
  2. Step 2: Convert to fraction form
    26,693,599,150.40/40,040,398,725.60 = 20,513,955,963.20/x
  3. Step 3: Cross multiply
    26,693,599,150.40x = 40,040,398,725.60 × 20,513,955,963.20
  4. Step 4: Simplify right side
    26,693,599,150.40x = 821,386,976,205,927,743,488
  5. Step 5: Solve for x
    x = 821,386,976,205,927,743,488/26,693,599,150.40
  6. Step 6: Final answer
    x = 30,770,933,944.80

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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.