Home / 164,844,490.37-227,485,844.35-90,509,865.65

Finding the Fourth Proportional to 164,844,490.37, 227,485,844.35 and 90,509,865.65

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Solution

The fourth proportional to 164,844,490.37, 227,485,844.35 and 90,509,865.65 is: 124,903,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844,490.37 : 227,485,844.35 = 90,509,865.65 : x
  2. Step 2: Convert to fraction form
    164,844,490.37/227,485,844.35 = 90,509,865.65/x
  3. Step 3: Cross multiply
    164,844,490.37x = 227,485,844.35 × 90,509,865.65
  4. Step 4: Simplify right side
    164,844,490.37x = 20,589,713,208,884,680
  5. Step 5: Solve for x
    x = 20,589,713,208,884,680/164,844,490.37
  6. Step 6: Final answer
    x = 124,903,860.38

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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.