Home / 363,900,186.60-544,716,539.10-261,863,514.60

Finding the Fourth Proportional to 363,900,186.60, 544,716,539.10 and 261,863,514.60

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Solution

The fourth proportional to 363,900,186.60, 544,716,539.10 and 261,863,514.60 is: 391,979,429.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,900,186.60 : 544,716,539.10 = 261,863,514.60 : x
  2. Step 2: Convert to fraction form
    363,900,186.60/544,716,539.10 = 261,863,514.60/x
  3. Step 3: Cross multiply
    363,900,186.60x = 544,716,539.10 × 261,863,514.60
  4. Step 4: Simplify right side
    363,900,186.60x = 142,641,387,389,474,320
  5. Step 5: Solve for x
    x = 142,641,387,389,474,320/363,900,186.60
  6. Step 6: Final answer
    x = 391,979,429.09

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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.