Home / 164,844,495.43-227,485,851.33-90,509,870.71

Finding the Fourth Proportional to 164,844,495.43, 227,485,851.33 and 90,509,870.71

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Solution

The fourth proportional to 164,844,495.43, 227,485,851.33 and 90,509,870.71 is: 124,903,867.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844,495.43 : 227,485,851.33 = 90,509,870.71 : x
  2. Step 2: Convert to fraction form
    164,844,495.43/227,485,851.33 = 90,509,870.71/x
  3. Step 3: Cross multiply
    164,844,495.43x = 227,485,851.33 × 90,509,870.71
  4. Step 4: Simplify right side
    164,844,495.43x = 20,589,714,992,856,352
  5. Step 5: Solve for x
    x = 20,589,714,992,856,352/164,844,495.43
  6. Step 6: Final answer
    x = 124,903,867.37

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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.