Home / 85,322,441.75-117,711,466.27-49,552,793.21

Finding the Fourth Proportional to 85,322,441.75, 117,711,466.27 and 49,552,793.21

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Solution

The fourth proportional to 85,322,441.75, 117,711,466.27 and 49,552,793.21 is: 68,363,396.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,322,441.75 : 117,711,466.27 = 49,552,793.21 : x
  2. Step 2: Convert to fraction form
    85,322,441.75/117,711,466.27 = 49,552,793.21/x
  3. Step 3: Cross multiply
    85,322,441.75x = 117,711,466.27 × 49,552,793.21
  4. Step 4: Simplify right side
    85,322,441.75x = 5,832,931,946,693,596
  5. Step 5: Solve for x
    x = 5,832,931,946,693,596/85,322,441.75
  6. Step 6: Final answer
    x = 68,363,396.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.