Home / 126,021,743.40-188,734,016.70-126,021,743.40

Finding the Fourth Proportional to 126,021,743.40, 188,734,016.70 and 126,021,743.40

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Solution

The fourth proportional to 126,021,743.40, 188,734,016.70 and 126,021,743.40 is: 188,734,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,021,743.40 : 188,734,016.70 = 126,021,743.40 : x
  2. Step 2: Convert to fraction form
    126,021,743.40/188,734,016.70 = 126,021,743.40/x
  3. Step 3: Cross multiply
    126,021,743.40x = 188,734,016.70 × 126,021,743.40
  4. Step 4: Simplify right side
    126,021,743.40x = 23,784,589,823,418,716
  5. Step 5: Solve for x
    x = 23,784,589,823,418,716/126,021,743.40
  6. Step 6: Final answer
    x = 188,734,016.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.