Home / 45,801,658.20-68,702,487.30-39,566,083.80

Finding the Fourth Proportional to 45,801,658.20, 68,702,487.30 and 39,566,083.80

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Solution

The fourth proportional to 45,801,658.20, 68,702,487.30 and 39,566,083.80 is: 59,349,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,801,658.20 : 68,702,487.30 = 39,566,083.80 : x
  2. Step 2: Convert to fraction form
    45,801,658.20/68,702,487.30 = 39,566,083.80/x
  3. Step 3: Cross multiply
    45,801,658.20x = 68,702,487.30 × 39,566,083.80
  4. Step 4: Simplify right side
    45,801,658.20x = 2,718,288,369,780,235.50
  5. Step 5: Solve for x
    x = 2,718,288,369,780,235.50/45,801,658.20
  6. Step 6: Final answer
    x = 59,349,125.70

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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.