Home / 317,201,447.28-475,801,515.90-178,964,302.26

Finding the Fourth Proportional to 317,201,447.28, 475,801,515.90 and 178,964,302.26

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Solution

The fourth proportional to 317,201,447.28, 475,801,515.90 and 178,964,302.26 is: 268,446,083.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,201,447.28 : 475,801,515.90 = 178,964,302.26 : x
  2. Step 2: Convert to fraction form
    317,201,447.28/475,801,515.90 = 178,964,302.26/x
  3. Step 3: Cross multiply
    317,201,447.28x = 475,801,515.90 × 178,964,302.26
  4. Step 4: Simplify right side
    317,201,447.28x = 85,151,486,307,293,792
  5. Step 5: Solve for x
    x = 85,151,486,307,293,792/317,201,447.28
  6. Step 6: Final answer
    x = 268,446,083.83

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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.