Home / 30,679,246.13-67,131,078.75

Finding the Third Proportional to 30,679,246.13 and 67,131,078.75

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Solution

The third proportional to 30,679,246.13 and 67,131,078.75 is: 146,893,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,679,246.13 : 67,131,078.75 = 67,131,078.75 : x
  2. Step 2: Convert to fraction form
    30,679,246.13/67,131,078.75 = 67,131,078.75/x
  3. Step 3: Cross multiply
    30,679,246.13x = 67,131,078.75 × 67,131,078.75
  4. Step 4: Simplify right side
    30,679,246.13x = 4,506,581,734,138,702
  5. Step 5: Solve for x
    x = 4,506,581,734,138,702/30,679,246.13
  6. Step 6: Final answer
    x = 146,893,496.53

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.