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Finding the Third Proportional to 89,049,431.50 and 136,222,544.50

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Solution

The third proportional to 89,049,431.50 and 136,222,544.50 is: 208,385,177.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,049,431.50 : 136,222,544.50 = 136,222,544.50 : x
  2. Step 2: Convert to fraction form
    89,049,431.50/136,222,544.50 = 136,222,544.50/x
  3. Step 3: Cross multiply
    89,049,431.50x = 136,222,544.50 × 136,222,544.50
  4. Step 4: Simplify right side
    89,049,431.50x = 18,556,581,630,054,480
  5. Step 5: Solve for x
    x = 18,556,581,630,054,480/89,049,431.50
  6. Step 6: Final answer
    x = 208,385,177.96

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.