Home / 290,581,039.58-435,667,190.49-134,969,632.29

Finding the Fourth Proportional to 290,581,039.58, 435,667,190.49 and 134,969,632.29

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Solution

The fourth proportional to 290,581,039.58, 435,667,190.49 and 134,969,632.29 is: 202,359,522.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,581,039.58 : 435,667,190.49 = 134,969,632.29 : x
  2. Step 2: Convert to fraction form
    290,581,039.58/435,667,190.49 = 134,969,632.29/x
  3. Step 3: Cross multiply
    290,581,039.58x = 435,667,190.49 × 134,969,632.29
  4. Step 4: Simplify right side
    290,581,039.58x = 58,801,840,501,252,680
  5. Step 5: Solve for x
    x = 58,801,840,501,252,680/290,581,039.58
  6. Step 6: Final answer
    x = 202,359,522.79

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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.