Home / 80,174,845.51-110,641,590.26-43,505,416.51

Finding the Fourth Proportional to 80,174,845.51, 110,641,590.26 and 43,505,416.51

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Solution

The fourth proportional to 80,174,845.51, 110,641,590.26 and 43,505,416.51 is: 60,037,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,174,845.51 : 110,641,590.26 = 43,505,416.51 : x
  2. Step 2: Convert to fraction form
    80,174,845.51/110,641,590.26 = 43,505,416.51/x
  3. Step 3: Cross multiply
    80,174,845.51x = 110,641,590.26 × 43,505,416.51
  4. Step 4: Simplify right side
    80,174,845.51x = 4,813,508,467,259,074
  5. Step 5: Solve for x
    x = 4,813,508,467,259,074/80,174,845.51
  6. Step 6: Final answer
    x = 60,037,639.45

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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.