Home / 154,033,216.84-231,051,600.20-55,672,393.53

Finding the Fourth Proportional to 154,033,216.84, 231,051,600.20 and 55,672,393.53

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Solution

The fourth proportional to 154,033,216.84, 231,051,600.20 and 55,672,393.53 is: 83,509,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,033,216.84 : 231,051,600.20 = 55,672,393.53 : x
  2. Step 2: Convert to fraction form
    154,033,216.84/231,051,600.20 = 55,672,393.53/x
  3. Step 3: Cross multiply
    154,033,216.84x = 231,051,600.20 × 55,672,393.53
  4. Step 4: Simplify right side
    154,033,216.84x = 12,863,195,612,070,626
  5. Step 5: Solve for x
    x = 12,863,195,612,070,626/154,033,216.84
  6. Step 6: Final answer
    x = 83,509,231.81

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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.