Home / 66,409,120.44-99,643,947.78-34,083,723.24

Finding the Fourth Proportional to 66,409,120.44, 99,643,947.78 and 34,083,723.24

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Solution

The fourth proportional to 66,409,120.44, 99,643,947.78 and 34,083,723.24 is: 51,141,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,409,120.44 : 99,643,947.78 = 34,083,723.24 : x
  2. Step 2: Convert to fraction form
    66,409,120.44/99,643,947.78 = 34,083,723.24/x
  3. Step 3: Cross multiply
    66,409,120.44x = 99,643,947.78 × 34,083,723.24
  4. Step 4: Simplify right side
    66,409,120.44x = 3,396,236,738,674,532.50
  5. Step 5: Solve for x
    x = 3,396,236,738,674,532.50/66,409,120.44
  6. Step 6: Final answer
    x = 51,141,119.11

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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.