Home / 27,844,693,015.07-38,425,680,506.04-15,157,524,995.93

Finding the Fourth Proportional to 27,844,693,015.07, 38,425,680,506.04 and 15,157,524,995.93

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Solution

The fourth proportional to 27,844,693,015.07, 38,425,680,506.04 and 15,157,524,995.93 is: 20,917,386,750.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844,693,015.07 : 38,425,680,506.04 = 15,157,524,995.93 : x
  2. Step 2: Convert to fraction form
    27,844,693,015.07/38,425,680,506.04 = 15,157,524,995.93/x
  3. Step 3: Cross multiply
    27,844,693,015.07x = 38,425,680,506.04 × 15,157,524,995.93
  4. Step 4: Simplify right side
    27,844,693,015.07x = 582,438,212,755,921,436,672
  5. Step 5: Solve for x
    x = 582,438,212,755,921,436,672/27,844,693,015.07
  6. Step 6: Final answer
    x = 20,917,386,750.89

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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.