Home / 164,844,494-227,485,849.34-90,509,869.28

Finding the Fourth Proportional to 164,844,494, 227,485,849.34 and 90,509,869.28

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Solution

The fourth proportional to 164,844,494, 227,485,849.34 and 90,509,869.28 is: 124,903,865.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844,494 : 227,485,849.34 = 90,509,869.28 : x
  2. Step 2: Convert to fraction form
    164,844,494/227,485,849.34 = 90,509,869.28/x
  3. Step 3: Cross multiply
    164,844,494x = 227,485,849.34 × 90,509,869.28
  4. Step 4: Simplify right side
    164,844,494x = 20,589,714,486,813,176
  5. Step 5: Solve for x
    x = 20,589,714,486,813,176/164,844,494
  6. Step 6: Final answer
    x = 124,903,865.38

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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.