Home / 326,646,057.70-489,969,086.55-144,893,235.70

Finding the Fourth Proportional to 326,646,057.70, 489,969,086.55 and 144,893,235.70

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Solution

The fourth proportional to 326,646,057.70, 489,969,086.55 and 144,893,235.70 is: 217,339,853.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,646,057.70 : 489,969,086.55 = 144,893,235.70 : x
  2. Step 2: Convert to fraction form
    326,646,057.70/489,969,086.55 = 144,893,235.70/x
  3. Step 3: Cross multiply
    326,646,057.70x = 489,969,086.55 × 144,893,235.70
  4. Step 4: Simplify right side
    326,646,057.70x = 70,993,206,343,202,848
  5. Step 5: Solve for x
    x = 70,993,206,343,202,848/326,646,057.70
  6. Step 6: Final answer
    x = 217,339,853.55

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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.