Home / 80,174,846.51-110,641,591.64-43,505,417.51

Finding the Fourth Proportional to 80,174,846.51, 110,641,591.64 and 43,505,417.51

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Solution

The fourth proportional to 80,174,846.51, 110,641,591.64 and 43,505,417.51 is: 60,037,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,174,846.51 : 110,641,591.64 = 43,505,417.51 : x
  2. Step 2: Convert to fraction form
    80,174,846.51/110,641,591.64 = 43,505,417.51/x
  3. Step 3: Cross multiply
    80,174,846.51x = 110,641,591.64 × 43,505,417.51
  4. Step 4: Simplify right side
    80,174,846.51x = 4,813,508,638,269,125
  5. Step 5: Solve for x
    x = 4,813,508,638,269,125/80,174,846.51
  6. Step 6: Final answer
    x = 60,037,640.83

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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.