Home / 18,107,431,579.76-24,988,256,781.70-10,078,599,815.55

Finding the Fourth Proportional to 18,107,431,579.76, 24,988,256,781.70 and 10,078,599,815.55

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Solution

The fourth proportional to 18,107,431,579.76, 24,988,256,781.70 and 10,078,599,815.55 is: 13,908,468,414.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107,431,579.76 : 24,988,256,781.70 = 10,078,599,815.55 : x
  2. Step 2: Convert to fraction form
    18,107,431,579.76/24,988,256,781.70 = 10,078,599,815.55/x
  3. Step 3: Cross multiply
    18,107,431,579.76x = 24,988,256,781.70 × 10,078,599,815.55
  4. Step 4: Simplify right side
    18,107,431,579.76x = 251,846,640,190,997,921,792
  5. Step 5: Solve for x
    x = 251,846,640,190,997,921,792/18,107,431,579.76
  6. Step 6: Final answer
    x = 13,908,468,414.29

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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.