Home / 247,401,138.04-341,404,217.12-137,399,936.92

Finding the Fourth Proportional to 247,401,138.04, 341,404,217.12 and 137,399,936.92

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Solution

The fourth proportional to 247,401,138.04, 341,404,217.12 and 137,399,936.92 is: 189,606,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,401,138.04 : 341,404,217.12 = 137,399,936.92 : x
  2. Step 2: Convert to fraction form
    247,401,138.04/341,404,217.12 = 137,399,936.92/x
  3. Step 3: Cross multiply
    247,401,138.04x = 341,404,217.12 × 137,399,936.92
  4. Step 4: Simplify right side
    247,401,138.04x = 46,908,917,896,509,984
  5. Step 5: Solve for x
    x = 46,908,917,896,509,984/247,401,138.04
  6. Step 6: Final answer
    x = 189,606,718.34

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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.