Home / 664,353,811.90-996,527,092.90-270,879,094.54

Finding the Fourth Proportional to 664,353,811.90, 996,527,092.90 and 270,879,094.54

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Solution

The fourth proportional to 664,353,811.90, 996,527,092.90 and 270,879,094.54 is: 406,317,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,353,811.90 : 996,527,092.90 = 270,879,094.54 : x
  2. Step 2: Convert to fraction form
    664,353,811.90/996,527,092.90 = 270,879,094.54/x
  3. Step 3: Cross multiply
    664,353,811.90x = 996,527,092.90 × 270,879,094.54
  4. Step 4: Simplify right side
    664,353,811.90x = 269,938,356,609,330,464
  5. Step 5: Solve for x
    x = 269,938,356,609,330,464/664,353,811.90
  6. Step 6: Final answer
    x = 406,317,163.80

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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.