Home / 90,557,937.75-141,217,741.50

Finding the Third Proportional to 90,557,937.75 and 141,217,741.50

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Solution

The third proportional to 90,557,937.75 and 141,217,741.50 is: 220,217,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,557,937.75 : 141,217,741.50 = 141,217,741.50 : x
  2. Step 2: Convert to fraction form
    90,557,937.75/141,217,741.50 = 141,217,741.50/x
  3. Step 3: Cross multiply
    90,557,937.75x = 141,217,741.50 × 141,217,741.50
  4. Step 4: Simplify right side
    90,557,937.75x = 19,942,450,514,360,824
  5. Step 5: Solve for x
    x = 19,942,450,514,360,824/90,557,937.75
  6. Step 6: Final answer
    x = 220,217,586.77

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.