Home / 164,870,480.30-227,510,914.55-90,530,520.39

Finding the Fourth Proportional to 164,870,480.30, 227,510,914.55 and 90,530,520.39

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Solution

The fourth proportional to 164,870,480.30, 227,510,914.55 and 90,530,520.39 is: 124,926,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,870,480.30 : 227,510,914.55 = 90,530,520.39 : x
  2. Step 2: Convert to fraction form
    164,870,480.30/227,510,914.55 = 90,530,520.39/x
  3. Step 3: Cross multiply
    164,870,480.30x = 227,510,914.55 × 90,530,520.39
  4. Step 4: Simplify right side
    164,870,480.30x = 20,596,681,488,163,668
  5. Step 5: Solve for x
    x = 20,596,681,488,163,668/164,870,480.30
  6. Step 6: Final answer
    x = 124,926,435.90

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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.