Home / 439,769,827.90-659,729,391.45-133,059,504.70

Finding the Fourth Proportional to 439,769,827.90, 659,729,391.45 and 133,059,504.70

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Solution

The fourth proportional to 439,769,827.90, 659,729,391.45 and 133,059,504.70 is: 199,611,843.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,769,827.90 : 659,729,391.45 = 133,059,504.70 : x
  2. Step 2: Convert to fraction form
    439,769,827.90/659,729,391.45 = 133,059,504.70/x
  3. Step 3: Cross multiply
    439,769,827.90x = 659,729,391.45 × 133,059,504.70
  4. Step 4: Simplify right side
    439,769,827.90x = 87,783,266,062,369,424
  5. Step 5: Solve for x
    x = 87,783,266,062,369,424/439,769,827.90
  6. Step 6: Final answer
    x = 199,611,843.50

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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.