Home / 27,844,693,214.52-38,425,680,781.38-15,157,525,195.92

Finding the Fourth Proportional to 27,844,693,214.52, 38,425,680,781.38 and 15,157,525,195.92

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Solution

The fourth proportional to 27,844,693,214.52, 38,425,680,781.38 and 15,157,525,195.92 is: 20,917,387,026.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844,693,214.52 : 38,425,680,781.38 = 15,157,525,195.92 : x
  2. Step 2: Convert to fraction form
    27,844,693,214.52/38,425,680,781.38 = 15,157,525,195.92/x
  3. Step 3: Cross multiply
    27,844,693,214.52x = 38,425,680,781.38 × 15,157,525,195.92
  4. Step 4: Simplify right side
    27,844,693,214.52x = 582,438,224,614,146,244,608
  5. Step 5: Solve for x
    x = 582,438,224,614,146,244,608/27,844,693,214.52
  6. Step 6: Final answer
    x = 20,917,387,026.93

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Double scale
Find fourth proportional to 27,844,693,215.52, 38,425,680,782.76 and 15,157,525,196.92
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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.