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Finding the Third Proportional to 38,871,864 and 89,990,748

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Solution

The third proportional to 38,871,864 and 89,990,748 is: 208,334,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871,864 : 89,990,748 = 89,990,748 : x
  2. Step 2: Convert to fraction form
    38,871,864/89,990,748 = 89,990,748/x
  3. Step 3: Cross multiply
    38,871,864x = 89,990,748 × 89,990,748
  4. Step 4: Simplify right side
    38,871,864x = 8,098,334,725,599,504
  5. Step 5: Solve for x
    x = 8,098,334,725,599,504/38,871,864
  6. Step 6: Final answer
    x = 208,334,098.04

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.