Home / 331,164,136.80-496,746,205.20-201,705,109.20

Finding the Fourth Proportional to 331,164,136.80, 496,746,205.20 and 201,705,109.20

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Solution

The fourth proportional to 331,164,136.80, 496,746,205.20 and 201,705,109.20 is: 302,557,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,164,136.80 : 496,746,205.20 = 201,705,109.20 : x
  2. Step 2: Convert to fraction form
    331,164,136.80/496,746,205.20 = 201,705,109.20/x
  3. Step 3: Cross multiply
    331,164,136.80x = 496,746,205.20 × 201,705,109.20
  4. Step 4: Simplify right side
    331,164,136.80x = 100,196,247,564,551,600
  5. Step 5: Solve for x
    x = 100,196,247,564,551,600/331,164,136.80
  6. Step 6: Final answer
    x = 302,557,663.80

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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.