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Finding the Third Proportional to 401,882,245.50 and 865,343,373

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Solution

The third proportional to 401,882,245.50 and 865,343,373 is: 1,863,280,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,882,245.50 : 865,343,373 = 865,343,373 : x
  2. Step 2: Convert to fraction form
    401,882,245.50/865,343,373 = 865,343,373/x
  3. Step 3: Cross multiply
    401,882,245.50x = 865,343,373 × 865,343,373
  4. Step 4: Simplify right side
    401,882,245.50x = 748,819,153,195,017,088
  5. Step 5: Solve for x
    x = 748,819,153,195,017,088/401,882,245.50
  6. Step 6: Final answer
    x = 1,863,280,006.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.