Home / 189,994,379.04-262,192,751.28-103,074,251.04

Finding the Fourth Proportional to 189,994,379.04, 262,192,751.28 and 103,074,251.04

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Solution

The fourth proportional to 189,994,379.04, 262,192,751.28 and 103,074,251.04 is: 142,242,742.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,994,379.04 : 262,192,751.28 = 103,074,251.04 : x
  2. Step 2: Convert to fraction form
    189,994,379.04/262,192,751.28 = 103,074,251.04/x
  3. Step 3: Cross multiply
    189,994,379.04x = 262,192,751.28 × 103,074,251.04
  4. Step 4: Simplify right side
    189,994,379.04x = 27,025,321,466,303,004
  5. Step 5: Solve for x
    x = 27,025,321,466,303,004/189,994,379.04
  6. Step 6: Final answer
    x = 142,242,742.14

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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.