Home / 80,329,983.53-110,857,715.60-45,521,516.57

Finding the Fourth Proportional to 80,329,983.53, 110,857,715.60 and 45,521,516.57

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Solution

The fourth proportional to 80,329,983.53, 110,857,715.60 and 45,521,516.57 is: 62,821,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,329,983.53 : 110,857,715.60 = 45,521,516.57 : x
  2. Step 2: Convert to fraction form
    80,329,983.53/110,857,715.60 = 45,521,516.57/x
  3. Step 3: Cross multiply
    80,329,983.53x = 110,857,715.60 × 45,521,516.57
  4. Step 4: Simplify right side
    80,329,983.53x = 5,046,411,336,815,851
  5. Step 5: Solve for x
    x = 5,046,411,336,815,851/80,329,983.53
  6. Step 6: Final answer
    x = 62,821,017.95

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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.