Home / 150,108,954.60-207,043,568.51-137,758,929.15

Finding the Fourth Proportional to 150,108,954.60, 207,043,568.51 and 137,758,929.15

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Solution

The fourth proportional to 150,108,954.60, 207,043,568.51 and 137,758,929.15 is: 190,009,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,108,954.60 : 207,043,568.51 = 137,758,929.15 : x
  2. Step 2: Convert to fraction form
    150,108,954.60/207,043,568.51 = 137,758,929.15/x
  3. Step 3: Cross multiply
    150,108,954.60x = 207,043,568.51 × 137,758,929.15
  4. Step 4: Simplify right side
    150,108,954.60x = 28,522,100,283,608,252
  5. Step 5: Solve for x
    x = 28,522,100,283,608,252/150,108,954.60
  6. Step 6: Final answer
    x = 190,009,319.30

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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.