Home / 394,903,333.80-592,355,000.70-201,193,089.30

Finding the Fourth Proportional to 394,903,333.80, 592,355,000.70 and 201,193,089.30

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Solution

The fourth proportional to 394,903,333.80, 592,355,000.70 and 201,193,089.30 is: 301,789,633.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,903,333.80 : 592,355,000.70 = 201,193,089.30 : x
  2. Step 2: Convert to fraction form
    394,903,333.80/592,355,000.70 = 201,193,089.30/x
  3. Step 3: Cross multiply
    394,903,333.80x = 592,355,000.70 × 201,193,089.30
  4. Step 4: Simplify right side
    394,903,333.80x = 119,177,732,553,136,672
  5. Step 5: Solve for x
    x = 119,177,732,553,136,672/394,903,333.80
  6. Step 6: Final answer
    x = 301,789,633.95

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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.