Home / 200,078,445.94-276,108,255.43-108,508,269.94

Finding the Fourth Proportional to 200,078,445.94, 276,108,255.43 and 108,508,269.94

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Solution

The fourth proportional to 200,078,445.94, 276,108,255.43 and 108,508,269.94 is: 149,741,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,078,445.94 : 276,108,255.43 = 108,508,269.94 : x
  2. Step 2: Convert to fraction form
    200,078,445.94/276,108,255.43 = 108,508,269.94/x
  3. Step 3: Cross multiply
    200,078,445.94x = 276,108,255.43 × 108,508,269.94
  4. Step 4: Simplify right side
    200,078,445.94x = 29,960,029,111,899,372
  5. Step 5: Solve for x
    x = 29,960,029,111,899,372/200,078,445.94
  6. Step 6: Final answer
    x = 149,741,412.53

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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.