Home / 340,704,464.60-511,056,696.90-187,291,242.20

Finding the Fourth Proportional to 340,704,464.60, 511,056,696.90 and 187,291,242.20

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Solution

The fourth proportional to 340,704,464.60, 511,056,696.90 and 187,291,242.20 is: 280,936,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,704,464.60 : 511,056,696.90 = 187,291,242.20 : x
  2. Step 2: Convert to fraction form
    340,704,464.60/511,056,696.90 = 187,291,242.20/x
  3. Step 3: Cross multiply
    340,704,464.60x = 511,056,696.90 × 187,291,242.20
  4. Step 4: Simplify right side
    340,704,464.60x = 95,716,443,597,029,872
  5. Step 5: Solve for x
    x = 95,716,443,597,029,872/340,704,464.60
  6. Step 6: Final answer
    x = 280,936,863.30

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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.