Home / 80,259,859.32-120,360,259.34-27,724,161.11

Finding the Fourth Proportional to 80,259,859.32, 120,360,259.34 and 27,724,161.11

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Solution

The fourth proportional to 80,259,859.32, 120,360,259.34 and 27,724,161.11 is: 41,576,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,259,859.32 : 120,360,259.34 = 27,724,161.11 : x
  2. Step 2: Convert to fraction form
    80,259,859.32/120,360,259.34 = 27,724,161.11/x
  3. Step 3: Cross multiply
    80,259,859.32x = 120,360,259.34 × 27,724,161.11
  4. Step 4: Simplify right side
    80,259,859.32x = 3,336,887,221,183,542.50
  5. Step 5: Solve for x
    x = 3,336,887,221,183,542.50/80,259,859.32
  6. Step 6: Final answer
    x = 41,576,041.24

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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.