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Finding the Third Proportional to 183,881,290 and 390,177,884

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Solution

The third proportional to 183,881,290 and 390,177,884 is: 827,918,822.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,881,290 : 390,177,884 = 390,177,884 : x
  2. Step 2: Convert to fraction form
    183,881,290/390,177,884 = 390,177,884/x
  3. Step 3: Cross multiply
    183,881,290x = 390,177,884 × 390,177,884
  4. Step 4: Simplify right side
    183,881,290x = 152,238,781,162,717,440
  5. Step 5: Solve for x
    x = 152,238,781,162,717,440/183,881,290
  6. Step 6: Final answer
    x = 827,918,822.86

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.