Home / 118,947,224.42-178,420,847.58-42,273,278.90

Finding the Fourth Proportional to 118,947,224.42, 178,420,847.58 and 42,273,278.90

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Solution

The fourth proportional to 118,947,224.42, 178,420,847.58 and 42,273,278.90 is: 63,409,922.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,947,224.42 : 178,420,847.58 = 42,273,278.90 : x
  2. Step 2: Convert to fraction form
    118,947,224.42/178,420,847.58 = 42,273,278.90/x
  3. Step 3: Cross multiply
    118,947,224.42x = 178,420,847.58 × 42,273,278.90
  4. Step 4: Simplify right side
    118,947,224.42x = 7,542,434,251,323,730
  5. Step 5: Solve for x
    x = 7,542,434,251,323,730/118,947,224.42
  6. Step 6: Final answer
    x = 63,409,922.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.