Home / 150,265,946.32-207,259,684.68-137,916,103.12

Finding the Fourth Proportional to 150,265,946.32, 207,259,684.68 and 137,916,103.12

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Solution

The fourth proportional to 150,265,946.32, 207,259,684.68 and 137,916,103.12 is: 190,225,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,265,946.32 : 207,259,684.68 = 137,916,103.12 : x
  2. Step 2: Convert to fraction form
    150,265,946.32/207,259,684.68 = 137,916,103.12/x
  3. Step 3: Cross multiply
    150,265,946.32x = 207,259,684.68 × 137,916,103.12
  4. Step 4: Simplify right side
    150,265,946.32x = 28,584,448,044,945,568
  5. Step 5: Solve for x
    x = 28,584,448,044,945,568/150,265,946.32
  6. Step 6: Final answer
    x = 190,225,721.43

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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.