Home / 27,844,693,028.30-38,425,680,524.28-15,157,525,009.16

Finding the Fourth Proportional to 27,844,693,028.30, 38,425,680,524.28 and 15,157,525,009.16

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Solution

The fourth proportional to 27,844,693,028.30, 38,425,680,524.28 and 15,157,525,009.16 is: 20,917,386,769.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844,693,028.30 : 38,425,680,524.28 = 15,157,525,009.16 : x
  2. Step 2: Convert to fraction form
    27,844,693,028.30/38,425,680,524.28 = 15,157,525,009.16/x
  3. Step 3: Cross multiply
    27,844,693,028.30x = 38,425,680,524.28 × 15,157,525,009.16
  4. Step 4: Simplify right side
    27,844,693,028.30x = 582,438,213,540,766,416,896
  5. Step 5: Solve for x
    x = 582,438,213,540,766,416,896/27,844,693,028.30
  6. Step 6: Final answer
    x = 20,917,386,769.13

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Double scale
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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.