Home / 313,010,429.70-469,515,644.55-83,002,764.90

Finding the Fourth Proportional to 313,010,429.70, 469,515,644.55 and 83,002,764.90

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Solution

The fourth proportional to 313,010,429.70, 469,515,644.55 and 83,002,764.90 is: 124,504,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,010,429.70 : 469,515,644.55 = 83,002,764.90 : x
  2. Step 2: Convert to fraction form
    313,010,429.70/469,515,644.55 = 83,002,764.90/x
  3. Step 3: Cross multiply
    313,010,429.70x = 469,515,644.55 × 83,002,764.90
  4. Step 4: Simplify right side
    313,010,429.70x = 38,971,096,661,455,624
  5. Step 5: Solve for x
    x = 38,971,096,661,455,624/313,010,429.70
  6. Step 6: Final answer
    x = 124,504,147.35

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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.