Home / 411,800,926.68-617,700,868.38-105,093,046.44

Finding the Fourth Proportional to 411,800,926.68, 617,700,868.38 and 105,093,046.44

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Solution

The fourth proportional to 411,800,926.68, 617,700,868.38 and 105,093,046.44 is: 157,639,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,800,926.68 : 617,700,868.38 = 105,093,046.44 : x
  2. Step 2: Convert to fraction form
    411,800,926.68/617,700,868.38 = 105,093,046.44/x
  3. Step 3: Cross multiply
    411,800,926.68x = 617,700,868.38 × 105,093,046.44
  4. Step 4: Simplify right side
    411,800,926.68x = 64,916,066,046,687,664
  5. Step 5: Solve for x
    x = 64,916,066,046,687,664/411,800,926.68
  6. Step 6: Final answer
    x = 157,639,436.54

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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.