Home / 71,165,992.85-98,259,964.03-55,502,516.83

Finding the Fourth Proportional to 71,165,992.85, 98,259,964.03 and 55,502,516.83

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Solution

The fourth proportional to 71,165,992.85, 98,259,964.03 and 55,502,516.83 is: 76,633,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,165,992.85 : 98,259,964.03 = 55,502,516.83 : x
  2. Step 2: Convert to fraction form
    71,165,992.85/98,259,964.03 = 55,502,516.83/x
  3. Step 3: Cross multiply
    71,165,992.85x = 98,259,964.03 × 55,502,516.83
  4. Step 4: Simplify right side
    71,165,992.85x = 5,453,675,307,262,439
  5. Step 5: Solve for x
    x = 5,453,675,307,262,439/71,165,992.85
  6. Step 6: Final answer
    x = 76,633,165.48

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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.