Home / 290,324,863.20-435,477,963.60-96,245,234.40

Finding the Fourth Proportional to 290,324,863.20, 435,477,963.60 and 96,245,234.40

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Solution

The fourth proportional to 290,324,863.20, 435,477,963.60 and 96,245,234.40 is: 144,364,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,324,863.20 : 435,477,963.60 = 96,245,234.40 : x
  2. Step 2: Convert to fraction form
    290,324,863.20/435,477,963.60 = 96,245,234.40/x
  3. Step 3: Cross multiply
    290,324,863.20x = 435,477,963.60 × 96,245,234.40
  4. Step 4: Simplify right side
    290,324,863.20x = 41,912,678,682,716,672
  5. Step 5: Solve for x
    x = 41,912,678,682,716,672/290,324,863.20
  6. Step 6: Final answer
    x = 144,364,758.23

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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.