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Finding the Third Proportional to 183,841,864 and 393,911,145

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Solution

The third proportional to 183,841,864 and 393,911,145 is: 844,018,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,841,864 : 393,911,145 = 393,911,145 : x
  2. Step 2: Convert to fraction form
    183,841,864/393,911,145 = 393,911,145/x
  3. Step 3: Cross multiply
    183,841,864x = 393,911,145 × 393,911,145
  4. Step 4: Simplify right side
    183,841,864x = 155,165,990,155,211,040
  5. Step 5: Solve for x
    x = 155,165,990,155,211,040/183,841,864
  6. Step 6: Final answer
    x = 844,018,803.87

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.