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Finding the Fourth Proportional to 336,039,401.80, 504,059,102.70 and 144,936,425.80

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Solution

The fourth proportional to 336,039,401.80, 504,059,102.70 and 144,936,425.80 is: 217,404,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,039,401.80 : 504,059,102.70 = 144,936,425.80 : x
  2. Step 2: Convert to fraction form
    336,039,401.80/504,059,102.70 = 144,936,425.80/x
  3. Step 3: Cross multiply
    336,039,401.80x = 504,059,102.70 × 144,936,425.80
  4. Step 4: Simplify right side
    336,039,401.80x = 73,056,524,737,293,136
  5. Step 5: Solve for x
    x = 73,056,524,737,293,136/336,039,401.80
  6. Step 6: Final answer
    x = 217,404,638.70

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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.