Home / 43,103,338,743.30-64,655,008,114.95-25,471,401,821.70

Finding the Fourth Proportional to 43,103,338,743.30, 64,655,008,114.95 and 25,471,401,821.70

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Solution

The fourth proportional to 43,103,338,743.30, 64,655,008,114.95 and 25,471,401,821.70 is: 38,207,102,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103,338,743.30 : 64,655,008,114.95 = 25,471,401,821.70 : x
  2. Step 2: Convert to fraction form
    43,103,338,743.30/64,655,008,114.95 = 25,471,401,821.70/x
  3. Step 3: Cross multiply
    43,103,338,743.30x = 64,655,008,114.95 × 25,471,401,821.70
  4. Step 4: Simplify right side
    43,103,338,743.30x = 1,646,853,691,481,165,660,160
  5. Step 5: Solve for x
    x = 1,646,853,691,481,165,660,160/43,103,338,743.30
  6. Step 6: Final answer
    x = 38,207,102,732.55

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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.