Home / 80,594,606.79-120,891,836.34-25,262,839.76

Finding the Fourth Proportional to 80,594,606.79, 120,891,836.34 and 25,262,839.76

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Solution

The fourth proportional to 80,594,606.79, 120,891,836.34 and 25,262,839.76 is: 37,894,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,594,606.79 : 120,891,836.34 = 25,262,839.76 : x
  2. Step 2: Convert to fraction form
    80,594,606.79/120,891,836.34 = 25,262,839.76/x
  3. Step 3: Cross multiply
    80,594,606.79x = 120,891,836.34 × 25,262,839.76
  4. Step 4: Simplify right side
    80,594,606.79x = 3,054,071,089,658,344
  5. Step 5: Solve for x
    x = 3,054,071,089,658,344/80,594,606.79
  6. Step 6: Final answer
    x = 37,894,236.49

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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.