Home / 250,991,238.60-377,242,685.10-217,734,841.80

Finding the Fourth Proportional to 250,991,238.60, 377,242,685.10 and 217,734,841.80

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Solution

The fourth proportional to 250,991,238.60, 377,242,685.10 and 217,734,841.80 is: 327,257,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,991,238.60 : 377,242,685.10 = 217,734,841.80 : x
  2. Step 2: Convert to fraction form
    250,991,238.60/377,242,685.10 = 217,734,841.80/x
  3. Step 3: Cross multiply
    250,991,238.60x = 377,242,685.10 × 217,734,841.80
  4. Step 4: Simplify right side
    250,991,238.60x = 82,138,876,360,455,728
  5. Step 5: Solve for x
    x = 82,138,876,360,455,728/250,991,238.60
  6. Step 6: Final answer
    x = 327,257,942.62

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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.