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Finding the Third Proportional to 86,552,148 and 134,791,290

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Solution

The third proportional to 86,552,148 and 134,791,290 is: 209,916,128.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,552,148 : 134,791,290 = 134,791,290 : x
  2. Step 2: Convert to fraction form
    86,552,148/134,791,290 = 134,791,290/x
  3. Step 3: Cross multiply
    86,552,148x = 134,791,290 × 134,791,290
  4. Step 4: Simplify right side
    86,552,148x = 18,168,691,859,864,100
  5. Step 5: Solve for x
    x = 18,168,691,859,864,100/86,552,148
  6. Step 6: Final answer
    x = 209,916,128.94

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.