Home / 247,401,274.62-341,404,405.05-137,400,073.50

Finding the Fourth Proportional to 247,401,274.62, 341,404,405.05 and 137,400,073.50

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Solution

The fourth proportional to 247,401,274.62, 341,404,405.05 and 137,400,073.50 is: 189,606,906.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,401,274.62 : 341,404,405.05 = 137,400,073.50 : x
  2. Step 2: Convert to fraction form
    247,401,274.62/341,404,405.05 = 137,400,073.50/x
  3. Step 3: Cross multiply
    247,401,274.62x = 341,404,405.05 × 137,400,073.50
  4. Step 4: Simplify right side
    247,401,274.62x = 46,908,990,348,115,728
  5. Step 5: Solve for x
    x = 46,908,990,348,115,728/247,401,274.62
  6. Step 6: Final answer
    x = 189,606,906.51

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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.