Home / 97,635,441.95-146,453,170.22-76,086,172.79

Finding the Fourth Proportional to 97,635,441.95, 146,453,170.22 and 76,086,172.79

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Solution

The fourth proportional to 97,635,441.95, 146,453,170.22 and 76,086,172.79 is: 114,129,264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,635,441.95 : 146,453,170.22 = 76,086,172.79 : x
  2. Step 2: Convert to fraction form
    97,635,441.95/146,453,170.22 = 76,086,172.79/x
  3. Step 3: Cross multiply
    97,635,441.95x = 146,453,170.22 × 76,086,172.79
  4. Step 4: Simplify right side
    97,635,441.95x = 11,143,061,214,621,772
  5. Step 5: Solve for x
    x = 11,143,061,214,621,772/97,635,441.95
  6. Step 6: Final answer
    x = 114,129,264.87

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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.