Home / 331,159,098.80-496,738,648.20-201,700,071.20

Finding the Fourth Proportional to 331,159,098.80, 496,738,648.20 and 201,700,071.20

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Solution

The fourth proportional to 331,159,098.80, 496,738,648.20 and 201,700,071.20 is: 302,550,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,159,098.80 : 496,738,648.20 = 201,700,071.20 : x
  2. Step 2: Convert to fraction form
    331,159,098.80/496,738,648.20 = 201,700,071.20/x
  3. Step 3: Cross multiply
    331,159,098.80x = 496,738,648.20 × 201,700,071.20
  4. Step 4: Simplify right side
    331,159,098.80x = 100,192,220,709,731,744
  5. Step 5: Solve for x
    x = 100,192,220,709,731,744/331,159,098.80
  6. Step 6: Final answer
    x = 302,550,106.80

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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.