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Finding the Third Proportional to 88,331,475 and 193,039,206

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Solution

The third proportional to 88,331,475 and 193,039,206 is: 421,867,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,331,475 : 193,039,206 = 193,039,206 : x
  2. Step 2: Convert to fraction form
    88,331,475/193,039,206 = 193,039,206/x
  3. Step 3: Cross multiply
    88,331,475x = 193,039,206 × 193,039,206
  4. Step 4: Simplify right side
    88,331,475x = 37,264,135,053,110,432
  5. Step 5: Solve for x
    x = 37,264,135,053,110,432/88,331,475
  6. Step 6: Final answer
    x = 421,867,007.80

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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.