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Finding the Third Proportional to 41,402,890 and 89,843,060

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Solution

The third proportional to 41,402,890 and 89,843,060 is: 194,956,811.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,402,890 : 89,843,060 = 89,843,060 : x
  2. Step 2: Convert to fraction form
    41,402,890/89,843,060 = 89,843,060/x
  3. Step 3: Cross multiply
    41,402,890x = 89,843,060 × 89,843,060
  4. Step 4: Simplify right side
    41,402,890x = 8,071,775,430,163,600
  5. Step 5: Solve for x
    x = 8,071,775,430,163,600/41,402,890
  6. Step 6: Final answer
    x = 194,956,811.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.