Home / 80,844,998.10-121,283,243.55-23,339,145.30

Finding the Fourth Proportional to 80,844,998.10, 121,283,243.55 and 23,339,145.30

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Solution

The fourth proportional to 80,844,998.10, 121,283,243.55 and 23,339,145.30 is: 35,013,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,844,998.10 : 121,283,243.55 = 23,339,145.30 : x
  2. Step 2: Convert to fraction form
    80,844,998.10/121,283,243.55 = 23,339,145.30/x
  3. Step 3: Cross multiply
    80,844,998.10x = 121,283,243.55 × 23,339,145.30
  4. Step 4: Simplify right side
    80,844,998.10x = 2,830,647,243,668,738
  5. Step 5: Solve for x
    x = 2,830,647,243,668,738/80,844,998.10
  6. Step 6: Final answer
    x = 35,013,263.78

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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.