Home / 109,145,372.96-150,621,095.76-60,253,202.72

Finding the Fourth Proportional to 109,145,372.96, 150,621,095.76 and 60,253,202.72

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Solution

The fourth proportional to 109,145,372.96, 150,621,095.76 and 60,253,202.72 is: 83,149,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,145,372.96 : 150,621,095.76 = 60,253,202.72 : x
  2. Step 2: Convert to fraction form
    109,145,372.96/150,621,095.76 = 60,253,202.72/x
  3. Step 3: Cross multiply
    109,145,372.96x = 150,621,095.76 × 60,253,202.72
  4. Step 4: Simplify right side
    109,145,372.96x = 9,075,403,416,735,812
  5. Step 5: Solve for x
    x = 9,075,403,416,735,812/109,145,372.96
  6. Step 6: Final answer
    x = 83,149,685.33

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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.