Home / 202,087,573.88-278,869,401.60-113,976,305.24

Finding the Fourth Proportional to 202,087,573.88, 278,869,401.60 and 113,976,305.24

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Solution

The fourth proportional to 202,087,573.88, 278,869,401.60 and 113,976,305.24 is: 157,280,843.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,087,573.88 : 278,869,401.60 = 113,976,305.24 : x
  2. Step 2: Convert to fraction form
    202,087,573.88/278,869,401.60 = 113,976,305.24/x
  3. Step 3: Cross multiply
    202,087,573.88x = 278,869,401.60 × 113,976,305.24
  4. Step 4: Simplify right side
    202,087,573.88x = 31,784,504,038,857,744
  5. Step 5: Solve for x
    x = 31,784,504,038,857,744/202,087,573.88
  6. Step 6: Final answer
    x = 157,280,843.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.