Home / 45,492,709.10-68,239,063.65-40,957,745.90

Finding the Fourth Proportional to 45,492,709.10, 68,239,063.65 and 40,957,745.90

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Solution

The fourth proportional to 45,492,709.10, 68,239,063.65 and 40,957,745.90 is: 61,436,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492,709.10 : 68,239,063.65 = 40,957,745.90 : x
  2. Step 2: Convert to fraction form
    45,492,709.10/68,239,063.65 = 40,957,745.90/x
  3. Step 3: Cross multiply
    45,492,709.10x = 68,239,063.65 × 40,957,745.90
  4. Step 4: Simplify right side
    45,492,709.10x = 2,794,918,229,430,626.50
  5. Step 5: Solve for x
    x = 2,794,918,229,430,626.50/45,492,709.10
  6. Step 6: Final answer
    x = 61,436,618.85

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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.