Home / 82,177,694.61-113,408,783.37-45,508,265.61

Finding the Fourth Proportional to 82,177,694.61, 113,408,783.37 and 45,508,265.61

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Solution

The fourth proportional to 82,177,694.61, 113,408,783.37 and 45,508,265.61 is: 62,803,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,177,694.61 : 113,408,783.37 = 45,508,265.61 : x
  2. Step 2: Convert to fraction form
    82,177,694.61/113,408,783.37 = 45,508,265.61/x
  3. Step 3: Cross multiply
    82,177,694.61x = 113,408,783.37 × 45,508,265.61
  4. Step 4: Simplify right side
    82,177,694.61x = 5,161,037,035,413,422
  5. Step 5: Solve for x
    x = 5,161,037,035,413,422/82,177,694.61
  6. Step 6: Final answer
    x = 62,803,380.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.