Home / 164,844,484.47-227,485,836.19-90,509,859.75

Finding the Fourth Proportional to 164,844,484.47, 227,485,836.19 and 90,509,859.75

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Solution

The fourth proportional to 164,844,484.47, 227,485,836.19 and 90,509,859.75 is: 124,903,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844,484.47 : 227,485,836.19 = 90,509,859.75 : x
  2. Step 2: Convert to fraction form
    164,844,484.47/227,485,836.19 = 90,509,859.75/x
  3. Step 3: Cross multiply
    164,844,484.47x = 227,485,836.19 × 90,509,859.75
  4. Step 4: Simplify right side
    164,844,484.47x = 20,589,711,128,740,332
  5. Step 5: Solve for x
    x = 20,589,711,128,740,332/164,844,484.47
  6. Step 6: Final answer
    x = 124,903,852.23

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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.