Home / 440,322,434.80-660,481,027.80-112,797,314.80

Finding the Fourth Proportional to 440,322,434.80, 660,481,027.80 and 112,797,314.80

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Solution

The fourth proportional to 440,322,434.80, 660,481,027.80 and 112,797,314.80 is: 169,195,299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,322,434.80 : 660,481,027.80 = 112,797,314.80 : x
  2. Step 2: Convert to fraction form
    440,322,434.80/660,481,027.80 = 112,797,314.80/x
  3. Step 3: Cross multiply
    440,322,434.80x = 660,481,027.80 × 112,797,314.80
  4. Step 4: Simplify right side
    440,322,434.80x = 74,500,486,412,184,144
  5. Step 5: Solve for x
    x = 74,500,486,412,184,144/440,322,434.80
  6. Step 6: Final answer
    x = 169,195,299.91

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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.