Home / 164,844,496.18-227,485,852.37-90,509,871.46

Finding the Fourth Proportional to 164,844,496.18, 227,485,852.37 and 90,509,871.46

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Solution

The fourth proportional to 164,844,496.18, 227,485,852.37 and 90,509,871.46 is: 124,903,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844,496.18 : 227,485,852.37 = 90,509,871.46 : x
  2. Step 2: Convert to fraction form
    164,844,496.18/227,485,852.37 = 90,509,871.46/x
  3. Step 3: Cross multiply
    164,844,496.18x = 227,485,852.37 × 90,509,871.46
  4. Step 4: Simplify right side
    164,844,496.18x = 20,589,715,257,545,952
  5. Step 5: Solve for x
    x = 20,589,715,257,545,952/164,844,496.18
  6. Step 6: Final answer
    x = 124,903,868.40

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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.