Home / 89,112,975.75-136,318,704.75

Finding the Third Proportional to 89,112,975.75 and 136,318,704.75

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Solution

The third proportional to 89,112,975.75 and 136,318,704.75 is: 208,530,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,112,975.75 : 136,318,704.75 = 136,318,704.75 : x
  2. Step 2: Convert to fraction form
    89,112,975.75/136,318,704.75 = 136,318,704.75/x
  3. Step 3: Cross multiply
    89,112,975.75x = 136,318,704.75 × 136,318,704.75
  4. Step 4: Simplify right side
    89,112,975.75x = 18,582,789,264,717,672
  5. Step 5: Solve for x
    x = 18,582,789,264,717,672/89,112,975.75
  6. Step 6: Final answer
    x = 208,530,678.15

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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.