Home / 351,861,321.70-527,791,982.55-222,048,000.10

Finding the Fourth Proportional to 351,861,321.70, 527,791,982.55 and 222,048,000.10

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Solution

The fourth proportional to 351,861,321.70, 527,791,982.55 and 222,048,000.10 is: 333,072,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,861,321.70 : 527,791,982.55 = 222,048,000.10 : x
  2. Step 2: Convert to fraction form
    351,861,321.70/527,791,982.55 = 222,048,000.10/x
  3. Step 3: Cross multiply
    351,861,321.70x = 527,791,982.55 × 222,048,000.10
  4. Step 4: Simplify right side
    351,861,321.70x = 117,195,154,194,041,600
  5. Step 5: Solve for x
    x = 117,195,154,194,041,600/351,861,321.70
  6. Step 6: Final answer
    x = 333,072,000.15

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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.