Home / 209,924,823.20-314,931,471.60-88,693,872.80

Finding the Fourth Proportional to 209,924,823.20, 314,931,471.60 and 88,693,872.80

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Solution

The fourth proportional to 209,924,823.20, 314,931,471.60 and 88,693,872.80 is: 133,059,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,924,823.20 : 314,931,471.60 = 88,693,872.80 : x
  2. Step 2: Convert to fraction form
    209,924,823.20/314,931,471.60 = 88,693,872.80/x
  3. Step 3: Cross multiply
    209,924,823.20x = 314,931,471.60 × 88,693,872.80
  4. Step 4: Simplify right side
    209,924,823.20x = 27,932,491,882,807,212
  5. Step 5: Solve for x
    x = 27,932,491,882,807,212/209,924,823.20
  6. Step 6: Final answer
    x = 133,059,499.38

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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.