Home / 473,134,513.20-709,701,769.80-200,469,850.80

Finding the Fourth Proportional to 473,134,513.20, 709,701,769.80 and 200,469,850.80

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Solution

The fourth proportional to 473,134,513.20, 709,701,769.80 and 200,469,850.80 is: 300,704,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,134,513.20 : 709,701,769.80 = 200,469,850.80 : x
  2. Step 2: Convert to fraction form
    473,134,513.20/709,701,769.80 = 200,469,850.80/x
  3. Step 3: Cross multiply
    473,134,513.20x = 709,701,769.80 × 200,469,850.80
  4. Step 4: Simplify right side
    473,134,513.20x = 142,273,807,904,301,952
  5. Step 5: Solve for x
    x = 142,273,807,904,301,952/473,134,513.20
  6. Step 6: Final answer
    x = 300,704,776.20

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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.