Home / 247,401,131.54-341,404,208.16-137,399,930.42

Finding the Fourth Proportional to 247,401,131.54, 341,404,208.16 and 137,399,930.42

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Solution

The fourth proportional to 247,401,131.54, 341,404,208.16 and 137,399,930.42 is: 189,606,709.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,401,131.54 : 341,404,208.16 = 137,399,930.42 : x
  2. Step 2: Convert to fraction form
    247,401,131.54/341,404,208.16 = 137,399,930.42/x
  3. Step 3: Cross multiply
    247,401,131.54x = 341,404,208.16 × 137,399,930.42
  4. Step 4: Simplify right side
    247,401,131.54x = 46,908,914,447,132,712
  5. Step 5: Solve for x
    x = 46,908,914,447,132,712/247,401,131.54
  6. Step 6: Final answer
    x = 189,606,709.37

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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.