Home / 164,870,471.09-227,510,901.88-90,530,511.20

Finding the Fourth Proportional to 164,870,471.09, 227,510,901.88 and 90,530,511.20

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Solution

The fourth proportional to 164,870,471.09, 227,510,901.88 and 90,530,511.20 is: 124,926,423.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,870,471.09 : 227,510,901.88 = 90,530,511.20 : x
  2. Step 2: Convert to fraction form
    164,870,471.09/227,510,901.88 = 90,530,511.20/x
  3. Step 3: Cross multiply
    164,870,471.09x = 227,510,901.88 × 90,530,511.20
  4. Step 4: Simplify right side
    164,870,471.09x = 20,596,678,251,111,892
  5. Step 5: Solve for x
    x = 20,596,678,251,111,892/164,870,471.09
  6. Step 6: Final answer
    x = 124,926,423.24

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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.