Home / 791,954,153-1,187,976,626.46-209,673,268

Finding the Fourth Proportional to 791,954,153, 1,187,976,626.46 and 209,673,268

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Solution

The fourth proportional to 791,954,153, 1,187,976,626.46 and 209,673,268 is: 314,521,921.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,954,153 : 1,187,976,626.46 = 209,673,268 : x
  2. Step 2: Convert to fraction form
    791,954,153/1,187,976,626.46 = 209,673,268/x
  3. Step 3: Cross multiply
    791,954,153x = 1,187,976,626.46 × 209,673,268
  4. Step 4: Simplify right side
    791,954,153x = 249,086,941,576,435,104
  5. Step 5: Solve for x
    x = 249,086,941,576,435,104/791,954,153
  6. Step 6: Final answer
    x = 314,521,921.04

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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.