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Finding the Third Proportional to 133,668,048.50 and 212,692,137

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Solution

The third proportional to 133,668,048.50 and 212,692,137 is: 338,434,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,668,048.50 : 212,692,137 = 212,692,137 : x
  2. Step 2: Convert to fraction form
    133,668,048.50/212,692,137 = 212,692,137/x
  3. Step 3: Cross multiply
    133,668,048.50x = 212,692,137 × 212,692,137
  4. Step 4: Simplify right side
    133,668,048.50x = 45,237,945,141,626,768
  5. Step 5: Solve for x
    x = 45,237,945,141,626,768/133,668,048.50
  6. Step 6: Final answer
    x = 338,434,993.62

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.