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Finding the Third Proportional to 86,881,629 and 127,482,142.50

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Solution

The third proportional to 86,881,629 and 127,482,142.50 is: 187,055,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,881,629 : 127,482,142.50 = 127,482,142.50 : x
  2. Step 2: Convert to fraction form
    86,881,629/127,482,142.50 = 127,482,142.50/x
  3. Step 3: Cross multiply
    86,881,629x = 127,482,142.50 × 127,482,142.50
  4. Step 4: Simplify right side
    86,881,629x = 16,251,696,656,390,306
  5. Step 5: Solve for x
    x = 16,251,696,656,390,306/86,881,629
  6. Step 6: Final answer
    x = 187,055,616.28

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.