Home / 664,353,813.90-996,527,095.90-270,879,096.54

Finding the Fourth Proportional to 664,353,813.90, 996,527,095.90 and 270,879,096.54

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Solution

The fourth proportional to 664,353,813.90, 996,527,095.90 and 270,879,096.54 is: 406,317,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,353,813.90 : 996,527,095.90 = 270,879,096.54 : x
  2. Step 2: Convert to fraction form
    664,353,813.90/996,527,095.90 = 270,879,096.54/x
  3. Step 3: Cross multiply
    664,353,813.90x = 996,527,095.90 × 270,879,096.54
  4. Step 4: Simplify right side
    664,353,813.90x = 269,938,359,415,021,952
  5. Step 5: Solve for x
    x = 269,938,359,415,021,952/664,353,813.90
  6. Step 6: Final answer
    x = 406,317,166.80

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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.