Home / 20,382,854,575.02-30,560,067,697.41-9,031,857,989.10

Finding the Fourth Proportional to 20,382,854,575.02, 30,560,067,697.41 and 9,031,857,989.10

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Solution

The fourth proportional to 20,382,854,575.02, 30,560,067,697.41 and 9,031,857,989.10 is: 13,541,488,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382,854,575.02 : 30,560,067,697.41 = 9,031,857,989.10 : x
  2. Step 2: Convert to fraction form
    20,382,854,575.02/30,560,067,697.41 = 9,031,857,989.10/x
  3. Step 3: Cross multiply
    20,382,854,575.02x = 30,560,067,697.41 × 9,031,857,989.10
  4. Step 4: Simplify right side
    20,382,854,575.02x = 276,014,191,580,289,368,064
  5. Step 5: Solve for x
    x = 276,014,191,580,289,368,064/20,382,854,575.02
  6. Step 6: Final answer
    x = 13,541,488,537.06

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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.