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Finding the Third Proportional to 202,708,668 and 442,573,923

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Solution

The third proportional to 202,708,668 and 442,573,923 is: 966,271,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,708,668 : 442,573,923 = 442,573,923 : x
  2. Step 2: Convert to fraction form
    202,708,668/442,573,923 = 442,573,923/x
  3. Step 3: Cross multiply
    202,708,668x = 442,573,923 × 442,573,923
  4. Step 4: Simplify right side
    202,708,668x = 195,871,677,319,609,920
  5. Step 5: Solve for x
    x = 195,871,677,319,609,920/202,708,668
  6. Step 6: Final answer
    x = 966,271,838.56

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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.