Home / 80,174,929.32-110,641,705.92-43,505,500.32

Finding the Fourth Proportional to 80,174,929.32, 110,641,705.92 and 43,505,500.32

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Solution

The fourth proportional to 80,174,929.32, 110,641,705.92 and 43,505,500.32 is: 60,037,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,174,929.32 : 110,641,705.92 = 43,505,500.32 : x
  2. Step 2: Convert to fraction form
    80,174,929.32/110,641,705.92 = 43,505,500.32/x
  3. Step 3: Cross multiply
    80,174,929.32x = 110,641,705.92 × 43,505,500.32
  4. Step 4: Simplify right side
    80,174,929.32x = 4,813,522,772,307,906
  5. Step 5: Solve for x
    x = 4,813,522,772,307,906/80,174,929.32
  6. Step 6: Final answer
    x = 60,037,755.11

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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.