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Finding the Fourth Proportional to 532,351,919.43, 798,552,540.99 and 163,903,375.22

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Solution

The fourth proportional to 532,351,919.43, 798,552,540.99 and 163,903,375.22 is: 245,862,655.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,351,919.43 : 798,552,540.99 = 163,903,375.22 : x
  2. Step 2: Convert to fraction form
    532,351,919.43/798,552,540.99 = 163,903,375.22/x
  3. Step 3: Cross multiply
    532,351,919.43x = 798,552,540.99 × 163,903,375.22
  4. Step 4: Simplify right side
    532,351,919.43x = 130,885,456,754,775,648
  5. Step 5: Solve for x
    x = 130,885,456,754,775,648/532,351,919.43
  6. Step 6: Final answer
    x = 245,862,655.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.