Home / 77,596,945.18-116,404,422.51-25,786,171.66

Finding the Fourth Proportional to 77,596,945.18, 116,404,422.51 and 25,786,171.66

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Solution

The fourth proportional to 77,596,945.18, 116,404,422.51 and 25,786,171.66 is: 38,682,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,596,945.18 : 116,404,422.51 = 25,786,171.66 : x
  2. Step 2: Convert to fraction form
    77,596,945.18/116,404,422.51 = 25,786,171.66/x
  3. Step 3: Cross multiply
    77,596,945.18x = 116,404,422.51 × 25,786,171.66
  4. Step 4: Simplify right side
    77,596,945.18x = 3,001,624,420,826,028
  5. Step 5: Solve for x
    x = 3,001,624,420,826,028/77,596,945.18
  6. Step 6: Final answer
    x = 38,682,249.85

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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.