Home / 381,361,698.33-572,047,861.92-108,732,465.33

Finding the Fourth Proportional to 381,361,698.33, 572,047,861.92 and 108,732,465.33

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Solution

The fourth proportional to 381,361,698.33, 572,047,861.92 and 108,732,465.33 is: 163,100,213.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,361,698.33 : 572,047,861.92 = 108,732,465.33 : x
  2. Step 2: Convert to fraction form
    381,361,698.33/572,047,861.92 = 108,732,465.33/x
  3. Step 3: Cross multiply
    381,361,698.33x = 572,047,861.92 × 108,732,465.33
  4. Step 4: Simplify right side
    381,361,698.33x = 62,200,174,313,317,024
  5. Step 5: Solve for x
    x = 62,200,174,313,317,024/381,361,698.33
  6. Step 6: Final answer
    x = 163,100,213.22

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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.