Home / 68,296,815.32-102,446,557.05-25,143,806.12

Finding the Fourth Proportional to 68,296,815.32, 102,446,557.05 and 25,143,806.12

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Solution

The fourth proportional to 68,296,815.32, 102,446,557.05 and 25,143,806.12 is: 37,716,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,296,815.32 : 102,446,557.05 = 25,143,806.12 : x
  2. Step 2: Convert to fraction form
    68,296,815.32/102,446,557.05 = 25,143,806.12/x
  3. Step 3: Cross multiply
    68,296,815.32x = 102,446,557.05 × 25,143,806.12
  4. Step 4: Simplify right side
    68,296,815.32x = 2,575,896,368,126,719
  5. Step 5: Solve for x
    x = 2,575,896,368,126,719/68,296,815.32
  6. Step 6: Final answer
    x = 37,716,200.32

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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.