Home / 70,690,674.38-155,553,108.75

Finding the Third Proportional to 70,690,674.38 and 155,553,108.75

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Solution

The third proportional to 70,690,674.38 and 155,553,108.75 is: 342,290,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,690,674.38 : 155,553,108.75 = 155,553,108.75 : x
  2. Step 2: Convert to fraction form
    70,690,674.38/155,553,108.75 = 155,553,108.75/x
  3. Step 3: Cross multiply
    70,690,674.38x = 155,553,108.75 × 155,553,108.75
  4. Step 4: Simplify right side
    70,690,674.38x = 24,196,769,641,789,328
  5. Step 5: Solve for x
    x = 24,196,769,641,789,328/70,690,674.38
  6. Step 6: Final answer
    x = 342,290,830.52

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.