Home / 200,078,424.42-276,108,225.70-108,508,248.42

Finding the Fourth Proportional to 200,078,424.42, 276,108,225.70 and 108,508,248.42

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Solution

The fourth proportional to 200,078,424.42, 276,108,225.70 and 108,508,248.42 is: 149,741,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,078,424.42 : 276,108,225.70 = 108,508,248.42 : x
  2. Step 2: Convert to fraction form
    200,078,424.42/276,108,225.70 = 108,508,248.42/x
  3. Step 3: Cross multiply
    200,078,424.42x = 276,108,225.70 × 108,508,248.42
  4. Step 4: Simplify right side
    200,078,424.42x = 29,960,019,945,817,744
  5. Step 5: Solve for x
    x = 29,960,019,945,817,744/200,078,424.42
  6. Step 6: Final answer
    x = 149,741,382.82

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1.5x scale

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.