Home / 90,965,161.44-136,432,792.88-32,660,769.76

Finding the Fourth Proportional to 90,965,161.44, 136,432,792.88 and 32,660,769.76

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Solution

The fourth proportional to 90,965,161.44, 136,432,792.88 and 32,660,769.76 is: 48,985,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,965,161.44 : 136,432,792.88 = 32,660,769.76 : x
  2. Step 2: Convert to fraction form
    90,965,161.44/136,432,792.88 = 32,660,769.76/x
  3. Step 3: Cross multiply
    90,965,161.44x = 136,432,792.88 × 32,660,769.76
  4. Step 4: Simplify right side
    90,965,161.44x = 4,456,000,035,967,447.50
  5. Step 5: Solve for x
    x = 4,456,000,035,967,447.50/90,965,161.44
  6. Step 6: Final answer
    x = 48,985,787.15

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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.