Home / 67,336,792.88-145,057,443.75

Finding the Third Proportional to 67,336,792.88 and 145,057,443.75

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Solution

The third proportional to 67,336,792.88 and 145,057,443.75 is: 312,483,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,336,792.88 : 145,057,443.75 = 145,057,443.75 : x
  2. Step 2: Convert to fraction form
    67,336,792.88/145,057,443.75 = 145,057,443.75/x
  3. Step 3: Cross multiply
    67,336,792.88x = 145,057,443.75 × 145,057,443.75
  4. Step 4: Simplify right side
    67,336,792.88x = 21,041,661,987,284,416
  5. Step 5: Solve for x
    x = 21,041,661,987,284,416/67,336,792.88
  6. Step 6: Final answer
    x = 312,483,875.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.