Home / 217,401,330.82-326,306,307.60-113,844,865.15

Finding the Fourth Proportional to 217,401,330.82, 326,306,307.60 and 113,844,865.15

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Solution

The fourth proportional to 217,401,330.82, 326,306,307.60 and 113,844,865.15 is: 170,874,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,401,330.82 : 326,306,307.60 = 113,844,865.15 : x
  2. Step 2: Convert to fraction form
    217,401,330.82/326,306,307.60 = 113,844,865.15/x
  3. Step 3: Cross multiply
    217,401,330.82x = 326,306,307.60 × 113,844,865.15
  4. Step 4: Simplify right side
    217,401,330.82x = 37,148,297,586,316,424
  5. Step 5: Solve for x
    x = 37,148,297,586,316,424/217,401,330.82
  6. Step 6: Final answer
    x = 170,874,287.87

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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.