Home / 72,194,244.19-157,617,921.38

Finding the Third Proportional to 72,194,244.19 and 157,617,921.38

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Solution

The third proportional to 72,194,244.19 and 157,617,921.38 is: 344,118,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,194,244.19 : 157,617,921.38 = 157,617,921.38 : x
  2. Step 2: Convert to fraction form
    72,194,244.19/157,617,921.38 = 157,617,921.38/x
  3. Step 3: Cross multiply
    72,194,244.19x = 157,617,921.38 × 157,617,921.38
  4. Step 4: Simplify right side
    72,194,244.19x = 24,843,409,138,575,680
  5. Step 5: Solve for x
    x = 24,843,409,138,575,680/72,194,244.19
  6. Step 6: Final answer
    x = 344,118,972.62

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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.