Home / 164,554,288.82-227,084,863.92-90,213,253.25

Finding the Fourth Proportional to 164,554,288.82, 227,084,863.92 and 90,213,253.25

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Solution

The fourth proportional to 164,554,288.82, 227,084,863.92 and 90,213,253.25 is: 124,494,259.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,554,288.82 : 227,084,863.92 = 90,213,253.25 : x
  2. Step 2: Convert to fraction form
    164,554,288.82/227,084,863.92 = 90,213,253.25/x
  3. Step 3: Cross multiply
    164,554,288.82x = 227,084,863.92 × 90,213,253.25
  4. Step 4: Simplify right side
    164,554,288.82x = 20,486,064,336,921,324
  5. Step 5: Solve for x
    x = 20,486,064,336,921,324/164,554,288.82
  6. Step 6: Final answer
    x = 124,494,259.52

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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.