Home / 27,844,693,024.29-38,425,680,518.76-15,157,525,005.15

Finding the Fourth Proportional to 27,844,693,024.29, 38,425,680,518.76 and 15,157,525,005.15

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Solution

The fourth proportional to 27,844,693,024.29, 38,425,680,518.76 and 15,157,525,005.15 is: 20,917,386,763.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844,693,024.29 : 38,425,680,518.76 = 15,157,525,005.15 : x
  2. Step 2: Convert to fraction form
    27,844,693,024.29/38,425,680,518.76 = 15,157,525,005.15/x
  3. Step 3: Cross multiply
    27,844,693,024.29x = 38,425,680,518.76 × 15,157,525,005.15
  4. Step 4: Simplify right side
    27,844,693,024.29x = 582,438,213,303,009,935,360
  5. Step 5: Solve for x
    x = 582,438,213,303,009,935,360/27,844,693,024.29
  6. Step 6: Final answer
    x = 20,917,386,763.61

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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.