Home / 27,844,693,215.52-38,425,680,782.76-15,157,525,196.92

Finding the Fourth Proportional to 27,844,693,215.52, 38,425,680,782.76 and 15,157,525,196.92

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Solution

The fourth proportional to 27,844,693,215.52, 38,425,680,782.76 and 15,157,525,196.92 is: 20,917,387,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844,693,215.52 : 38,425,680,782.76 = 15,157,525,196.92 : x
  2. Step 2: Convert to fraction form
    27,844,693,215.52/38,425,680,782.76 = 15,157,525,196.92/x
  3. Step 3: Cross multiply
    27,844,693,215.52x = 38,425,680,782.76 × 15,157,525,196.92
  4. Step 4: Simplify right side
    27,844,693,215.52x = 582,438,224,673,489,354,752
  5. Step 5: Solve for x
    x = 582,438,224,673,489,354,752/27,844,693,215.52
  6. Step 6: Final answer
    x = 20,917,387,028.31

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Half scale
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Double scale
Find fourth proportional to 27,844,693,216.52, 38,425,680,784.14 and 15,157,525,197.92
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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.