Home / 259,524,097.20-389,286,145.80-248,044,971.60

Finding the Fourth Proportional to 259,524,097.20, 389,286,145.80 and 248,044,971.60

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Solution

The fourth proportional to 259,524,097.20, 389,286,145.80 and 248,044,971.60 is: 372,067,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,524,097.20 : 389,286,145.80 = 248,044,971.60 : x
  2. Step 2: Convert to fraction form
    259,524,097.20/389,286,145.80 = 248,044,971.60/x
  3. Step 3: Cross multiply
    259,524,097.20x = 389,286,145.80 × 248,044,971.60
  4. Step 4: Simplify right side
    259,524,097.20x = 96,560,470,979,234,464
  5. Step 5: Solve for x
    x = 96,560,470,979,234,464/259,524,097.20
  6. Step 6: Final answer
    x = 372,067,457.40

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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.