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Finding the Third Proportional to 86,664,402 and 134,624,295

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Solution

The third proportional to 86,664,402 and 134,624,295 is: 209,125,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,664,402 : 134,624,295 = 134,624,295 : x
  2. Step 2: Convert to fraction form
    86,664,402/134,624,295 = 134,624,295/x
  3. Step 3: Cross multiply
    86,664,402x = 134,624,295 × 134,624,295
  4. Step 4: Simplify right side
    86,664,402x = 18,123,700,804,247,024
  5. Step 5: Solve for x
    x = 18,123,700,804,247,024/86,664,402
  6. Step 6: Final answer
    x = 209,125,089.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.