Home / 164,844,496.07-227,485,852.19-90,509,871.35

Finding the Fourth Proportional to 164,844,496.07, 227,485,852.19 and 90,509,871.35

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Solution

The fourth proportional to 164,844,496.07, 227,485,852.19 and 90,509,871.35 is: 124,903,868.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844,496.07 : 227,485,852.19 = 90,509,871.35 : x
  2. Step 2: Convert to fraction form
    164,844,496.07/227,485,852.19 = 90,509,871.35/x
  3. Step 3: Cross multiply
    164,844,496.07x = 227,485,852.19 × 90,509,871.35
  4. Step 4: Simplify right side
    164,844,496.07x = 20,589,715,215,662,016
  5. Step 5: Solve for x
    x = 20,589,715,215,662,016/164,844,496.07
  6. Step 6: Final answer
    x = 124,903,868.23

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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.