Home / 312,596,032.77-468,965,471.72-108,123,935.49

Finding the Fourth Proportional to 312,596,032.77, 468,965,471.72 and 108,123,935.49

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Solution

The fourth proportional to 312,596,032.77, 468,965,471.72 and 108,123,935.49 is: 162,210,607.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,596,032.77 : 468,965,471.72 = 108,123,935.49 : x
  2. Step 2: Convert to fraction form
    312,596,032.77/468,965,471.72 = 108,123,935.49/x
  3. Step 3: Cross multiply
    312,596,032.77x = 468,965,471.72 × 108,123,935.49
  4. Step 4: Simplify right side
    312,596,032.77x = 50,706,392,410,750,072
  5. Step 5: Solve for x
    x = 50,706,392,410,750,072/312,596,032.77
  6. Step 6: Final answer
    x = 162,210,607.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.