Home / 381,361,664.58-572,047,811.28-108,732,431.58

Finding the Fourth Proportional to 381,361,664.58, 572,047,811.28 and 108,732,431.58

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Solution

The fourth proportional to 381,361,664.58, 572,047,811.28 and 108,732,431.58 is: 163,100,162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,361,664.58 : 572,047,811.28 = 108,732,431.58 : x
  2. Step 2: Convert to fraction form
    381,361,664.58/572,047,811.28 = 108,732,431.58/x
  3. Step 3: Cross multiply
    381,361,664.58x = 572,047,811.28 × 108,732,431.58
  4. Step 4: Simplify right side
    381,361,664.58x = 62,200,149,500,491,352
  5. Step 5: Solve for x
    x = 62,200,149,500,491,352/381,361,664.58
  6. Step 6: Final answer
    x = 163,100,162.59

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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.