Home / 504,162,015.40-756,243,023.10-349,193,819.80

Finding the Fourth Proportional to 504,162,015.40, 756,243,023.10 and 349,193,819.80

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Solution

The fourth proportional to 504,162,015.40, 756,243,023.10 and 349,193,819.80 is: 523,790,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,162,015.40 : 756,243,023.10 = 349,193,819.80 : x
  2. Step 2: Convert to fraction form
    504,162,015.40/756,243,023.10 = 349,193,819.80/x
  3. Step 3: Cross multiply
    504,162,015.40x = 756,243,023.10 × 349,193,819.80
  4. Step 4: Simplify right side
    504,162,015.40x = 264,075,389,933,388,640
  5. Step 5: Solve for x
    x = 264,075,389,933,388,640/504,162,015.40
  6. Step 6: Final answer
    x = 523,790,729.70

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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.