Home / 164,870,474.09-227,510,906.02-90,530,514.20

Finding the Fourth Proportional to 164,870,474.09, 227,510,906.02 and 90,530,514.20

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Solution

The fourth proportional to 164,870,474.09, 227,510,906.02 and 90,530,514.20 is: 124,926,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,870,474.09 : 227,510,906.02 = 90,530,514.20 : x
  2. Step 2: Convert to fraction form
    164,870,474.09/227,510,906.02 = 90,530,514.20/x
  3. Step 3: Cross multiply
    164,870,474.09x = 227,510,906.02 × 90,530,514.20
  4. Step 4: Simplify right side
    164,870,474.09x = 20,596,679,308,440,928
  5. Step 5: Solve for x
    x = 20,596,679,308,440,928/164,870,474.09
  6. Step 6: Final answer
    x = 124,926,427.38

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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.