Home / 3,108,072,257,251.10-4,288,851,876,712-1,719,123,478,806.80

Finding the Fourth Proportional to 3,108,072,257,251.10, 4,288,851,876,712 and 1,719,123,478,806.80

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Solution

The fourth proportional to 3,108,072,257,251.10, 4,288,851,876,712 and 1,719,123,478,806.80 is: 2,372,231,192,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,072,257,251.10 : 4,288,851,876,712 = 1,719,123,478,806.80 : x
  2. Step 2: Convert to fraction form
    3,108,072,257,251.10/4,288,851,876,712 = 1,719,123,478,806.80/x
  3. Step 3: Cross multiply
    3,108,072,257,251.10x = 4,288,851,876,712 × 1,719,123,478,806.80
  4. Step 4: Simplify right side
    3,108,072,257,251.10x = 7,373,065,958,380,207,058,452,480
  5. Step 5: Solve for x
    x = 7,373,065,958,380,207,058,452,480/3,108,072,257,251.10
  6. Step 6: Final answer
    x = 2,372,231,192,881.35

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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.