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Finding the Third Proportional to 72,194,267.25 and 157,617,981

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Solution

The third proportional to 72,194,267.25 and 157,617,981 is: 344,119,123.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,194,267.25 : 157,617,981 = 157,617,981 : x
  2. Step 2: Convert to fraction form
    72,194,267.25/157,617,981 = 157,617,981/x
  3. Step 3: Cross multiply
    72,194,267.25x = 157,617,981 × 157,617,981
  4. Step 4: Simplify right side
    72,194,267.25x = 24,843,427,934,516,360
  5. Step 5: Solve for x
    x = 24,843,427,934,516,360/72,194,267.25
  6. Step 6: Final answer
    x = 344,119,123.04

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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.