Home / 68,351,871.87-102,528,073.80-16,536,391.38

Finding the Fourth Proportional to 68,351,871.87, 102,528,073.80 and 16,536,391.38

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Solution

The fourth proportional to 68,351,871.87, 102,528,073.80 and 16,536,391.38 is: 24,804,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,351,871.87 : 102,528,073.80 = 16,536,391.38 : x
  2. Step 2: Convert to fraction form
    68,351,871.87/102,528,073.80 = 16,536,391.38/x
  3. Step 3: Cross multiply
    68,351,871.87x = 102,528,073.80 × 16,536,391.38
  4. Step 4: Simplify right side
    68,351,871.87x = 1,695,444,355,794,324
  5. Step 5: Solve for x
    x = 1,695,444,355,794,324/68,351,871.87
  6. Step 6: Final answer
    x = 24,804,651.42

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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.