Home / 247,401,131.04-341,404,207.47-137,399,929.92

Finding the Fourth Proportional to 247,401,131.04, 341,404,207.47 and 137,399,929.92

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Solution

The fourth proportional to 247,401,131.04, 341,404,207.47 and 137,399,929.92 is: 189,606,708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,401,131.04 : 341,404,207.47 = 137,399,929.92 : x
  2. Step 2: Convert to fraction form
    247,401,131.04/341,404,207.47 = 137,399,929.92/x
  3. Step 3: Cross multiply
    247,401,131.04x = 341,404,207.47 × 137,399,929.92
  4. Step 4: Simplify right side
    247,401,131.04x = 46,908,914,180,771,136
  5. Step 5: Solve for x
    x = 46,908,914,180,771,136/247,401,131.04
  6. Step 6: Final answer
    x = 189,606,708.68

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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.