Home / 664,353,817.40-996,527,101.14-270,879,100.04

Finding the Fourth Proportional to 664,353,817.40, 996,527,101.14 and 270,879,100.04

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Solution

The fourth proportional to 664,353,817.40, 996,527,101.14 and 270,879,100.04 is: 406,317,172.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,353,817.40 : 996,527,101.14 = 270,879,100.04 : x
  2. Step 2: Convert to fraction form
    664,353,817.40/996,527,101.14 = 270,879,100.04/x
  3. Step 3: Cross multiply
    664,353,817.40x = 996,527,101.14 × 270,879,100.04
  4. Step 4: Simplify right side
    664,353,817.40x = 269,938,364,322,273,280
  5. Step 5: Solve for x
    x = 269,938,364,322,273,280/664,353,817.40
  6. Step 6: Final answer
    x = 406,317,172.04

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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.