Home / 82,177,699.35-113,408,789.91-45,508,270.35

Finding the Fourth Proportional to 82,177,699.35, 113,408,789.91 and 45,508,270.35

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Solution

The fourth proportional to 82,177,699.35, 113,408,789.91 and 45,508,270.35 is: 62,803,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,177,699.35 : 113,408,789.91 = 45,508,270.35 : x
  2. Step 2: Convert to fraction form
    82,177,699.35/113,408,789.91 = 45,508,270.35/x
  3. Step 3: Cross multiply
    82,177,699.35x = 113,408,789.91 × 45,508,270.35
  4. Step 4: Simplify right side
    82,177,699.35x = 5,161,037,871,290,632
  5. Step 5: Solve for x
    x = 5,161,037,871,290,632/82,177,699.35
  6. Step 6: Final answer
    x = 62,803,387.20

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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.