Home / 109,768,815.48-239,652,518.97

Finding the Third Proportional to 109,768,815.48 and 239,652,518.97

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Solution

The third proportional to 109,768,815.48 and 239,652,518.97 is: 523,220,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,768,815.48 : 239,652,518.97 = 239,652,518.97 : x
  2. Step 2: Convert to fraction form
    109,768,815.48/239,652,518.97 = 239,652,518.97/x
  3. Step 3: Cross multiply
    109,768,815.48x = 239,652,518.97 × 239,652,518.97
  4. Step 4: Simplify right side
    109,768,815.48x = 57,433,329,849,711,096
  5. Step 5: Solve for x
    x = 57,433,329,849,711,096/109,768,815.48
  6. Step 6: Final answer
    x = 523,220,821.84

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.