Home / 80,592,305.82-120,912,176.75-26,003,867.28

Finding the Fourth Proportional to 80,592,305.82, 120,912,176.75 and 26,003,867.28

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Solution

The fourth proportional to 80,592,305.82, 120,912,176.75 and 26,003,867.28 is: 39,013,453.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,592,305.82 : 120,912,176.75 = 26,003,867.28 : x
  2. Step 2: Convert to fraction form
    80,592,305.82/120,912,176.75 = 26,003,867.28/x
  3. Step 3: Cross multiply
    80,592,305.82x = 120,912,176.75 × 26,003,867.28
  4. Step 4: Simplify right side
    80,592,305.82x = 3,144,184,196,912,663.50
  5. Step 5: Solve for x
    x = 3,144,184,196,912,663.50/80,592,305.82
  6. Step 6: Final answer
    x = 39,013,453.76

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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.