Home / 28,902,836.55-67,442,280.75

Finding the Third Proportional to 28,902,836.55 and 67,442,280.75

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Solution

The third proportional to 28,902,836.55 and 67,442,280.75 is: 157,370,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902,836.55 : 67,442,280.75 = 67,442,280.75 : x
  2. Step 2: Convert to fraction form
    28,902,836.55/67,442,280.75 = 67,442,280.75/x
  3. Step 3: Cross multiply
    28,902,836.55x = 67,442,280.75 × 67,442,280.75
  4. Step 4: Simplify right side
    28,902,836.55x = 4,548,461,232,761,821
  5. Step 5: Solve for x
    x = 4,548,461,232,761,821/28,902,836.55
  6. Step 6: Final answer
    x = 157,370,755.81

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.