Home / 80,839,510.35-121,349,909.38-32,351,161.56

Finding the Fourth Proportional to 80,839,510.35, 121,349,909.38 and 32,351,161.56

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Solution

The fourth proportional to 80,839,510.35, 121,349,909.38 and 32,351,161.56 is: 48,563,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,839,510.35 : 121,349,909.38 = 32,351,161.56 : x
  2. Step 2: Convert to fraction form
    80,839,510.35/121,349,909.38 = 32,351,161.56/x
  3. Step 3: Cross multiply
    80,839,510.35x = 121,349,909.38 × 32,351,161.56
  4. Step 4: Simplify right side
    80,839,510.35x = 3,925,810,523,168,619.50
  5. Step 5: Solve for x
    x = 3,925,810,523,168,619.50/80,839,510.35
  6. Step 6: Final answer
    x = 48,563,017.10

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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.