Home / 417,474,233.70-626,211,350.55-381,123,669.30

Finding the Fourth Proportional to 417,474,233.70, 626,211,350.55 and 381,123,669.30

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Solution

The fourth proportional to 417,474,233.70, 626,211,350.55 and 381,123,669.30 is: 571,685,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,474,233.70 : 626,211,350.55 = 381,123,669.30 : x
  2. Step 2: Convert to fraction form
    417,474,233.70/626,211,350.55 = 381,123,669.30/x
  3. Step 3: Cross multiply
    417,474,233.70x = 626,211,350.55 × 381,123,669.30
  4. Step 4: Simplify right side
    417,474,233.70x = 238,663,967,678,924,576
  5. Step 5: Solve for x
    x = 238,663,967,678,924,576/417,474,233.70
  6. Step 6: Final answer
    x = 571,685,503.95

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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.