Home / 209,463,321.60-314,048,910.24-92,815,234.56

Finding the Fourth Proportional to 209,463,321.60, 314,048,910.24 and 92,815,234.56

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Solution

The fourth proportional to 209,463,321.60, 314,048,910.24 and 92,815,234.56 is: 139,158,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,463,321.60 : 314,048,910.24 = 92,815,234.56 : x
  2. Step 2: Convert to fraction form
    209,463,321.60/314,048,910.24 = 92,815,234.56/x
  3. Step 3: Cross multiply
    209,463,321.60x = 314,048,910.24 × 92,815,234.56
  4. Step 4: Simplify right side
    209,463,321.60x = 29,148,523,267,237,988
  5. Step 5: Solve for x
    x = 29,148,523,267,237,988/209,463,321.60
  6. Step 6: Final answer
    x = 139,158,125.85

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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.