Home / 396,886,143.48-595,408,682.28-222,257,516.40

Finding the Fourth Proportional to 396,886,143.48, 595,408,682.28 and 222,257,516.40

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Solution

The fourth proportional to 396,886,143.48, 595,408,682.28 and 222,257,516.40 is: 333,430,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,886,143.48 : 595,408,682.28 = 222,257,516.40 : x
  2. Step 2: Convert to fraction form
    396,886,143.48/595,408,682.28 = 222,257,516.40/x
  3. Step 3: Cross multiply
    396,886,143.48x = 595,408,682.28 × 222,257,516.40
  4. Step 4: Simplify right side
    396,886,143.48x = 132,334,054,966,549,488
  5. Step 5: Solve for x
    x = 132,334,054,966,549,488/396,886,143.48
  6. Step 6: Final answer
    x = 333,430,776.41

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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.