Home / 30,528,921.75-66,439,908.75

Finding the Third Proportional to 30,528,921.75 and 66,439,908.75

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Solution

The third proportional to 30,528,921.75 and 66,439,908.75 is: 144,592,773.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528,921.75 : 66,439,908.75 = 66,439,908.75 : x
  2. Step 2: Convert to fraction form
    30,528,921.75/66,439,908.75 = 66,439,908.75/x
  3. Step 3: Cross multiply
    30,528,921.75x = 66,439,908.75 × 66,439,908.75
  4. Step 4: Simplify right side
    30,528,921.75x = 4,414,261,474,708,326.50
  5. Step 5: Solve for x
    x = 4,414,261,474,708,326.50/30,528,921.75
  6. Step 6: Final answer
    x = 144,592,773.73

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.