Home / 82,177,701.73-113,408,793.19-45,508,272.73

Finding the Fourth Proportional to 82,177,701.73, 113,408,793.19 and 45,508,272.73

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Solution

The fourth proportional to 82,177,701.73, 113,408,793.19 and 45,508,272.73 is: 62,803,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,177,701.73 : 113,408,793.19 = 45,508,272.73 : x
  2. Step 2: Convert to fraction form
    82,177,701.73/113,408,793.19 = 45,508,272.73/x
  3. Step 3: Cross multiply
    82,177,701.73x = 113,408,793.19 × 45,508,272.73
  4. Step 4: Simplify right side
    82,177,701.73x = 5,161,038,290,470,686
  5. Step 5: Solve for x
    x = 5,161,038,290,470,686/82,177,701.73
  6. Step 6: Final answer
    x = 62,803,390.48

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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.