Home / 353,823,479.44-530,735,219.70-108,180,115.12

Finding the Fourth Proportional to 353,823,479.44, 530,735,219.70 and 108,180,115.12

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Solution

The fourth proportional to 353,823,479.44, 530,735,219.70 and 108,180,115.12 is: 162,270,172.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,823,479.44 : 530,735,219.70 = 108,180,115.12 : x
  2. Step 2: Convert to fraction form
    353,823,479.44/530,735,219.70 = 108,180,115.12/x
  3. Step 3: Cross multiply
    353,823,479.44x = 530,735,219.70 × 108,180,115.12
  4. Step 4: Simplify right side
    353,823,479.44x = 57,414,997,165,384,496
  5. Step 5: Solve for x
    x = 57,414,997,165,384,496/353,823,479.44
  6. Step 6: Final answer
    x = 162,270,172.85

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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.