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Finding the Third Proportional to 68,426,681 and 141,703,686

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Solution

The third proportional to 68,426,681 and 141,703,686 is: 293,451,828.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,426,681 : 141,703,686 = 141,703,686 : x
  2. Step 2: Convert to fraction form
    68,426,681/141,703,686 = 141,703,686/x
  3. Step 3: Cross multiply
    68,426,681x = 141,703,686 × 141,703,686
  4. Step 4: Simplify right side
    68,426,681x = 20,079,934,625,986,596
  5. Step 5: Solve for x
    x = 20,079,934,625,986,596/68,426,681
  6. Step 6: Final answer
    x = 293,451,828.04

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.