Home / 139,239,314.10-209,082,045.15-110,722,583.70

Finding the Fourth Proportional to 139,239,314.10, 209,082,045.15 and 110,722,583.70

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Solution

The fourth proportional to 139,239,314.10, 209,082,045.15 and 110,722,583.70 is: 166,261,263.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,239,314.10 : 209,082,045.15 = 110,722,583.70 : x
  2. Step 2: Convert to fraction form
    139,239,314.10/209,082,045.15 = 110,722,583.70/x
  3. Step 3: Cross multiply
    139,239,314.10x = 209,082,045.15 × 110,722,583.70
  4. Step 4: Simplify right side
    139,239,314.10x = 23,150,104,244,288,056
  5. Step 5: Solve for x
    x = 23,150,104,244,288,056/139,239,314.10
  6. Step 6: Final answer
    x = 166,261,263.16

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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.