Home / 156,722,355.59-235,082,789.81-40,137,482.57

Finding the Fourth Proportional to 156,722,355.59, 235,082,789.81 and 40,137,482.57

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Solution

The fourth proportional to 156,722,355.59, 235,082,789.81 and 40,137,482.57 is: 60,206,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,722,355.59 : 235,082,789.81 = 40,137,482.57 : x
  2. Step 2: Convert to fraction form
    156,722,355.59/235,082,789.81 = 40,137,482.57/x
  3. Step 3: Cross multiply
    156,722,355.59x = 235,082,789.81 × 40,137,482.57
  4. Step 4: Simplify right side
    156,722,355.59x = 9,435,631,378,305,162
  5. Step 5: Solve for x
    x = 9,435,631,378,305,162/156,722,355.59
  6. Step 6: Final answer
    x = 60,206,033.42

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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.