Home / 148,529,898.10-222,794,847.15-84,828,906.10

Finding the Fourth Proportional to 148,529,898.10, 222,794,847.15 and 84,828,906.10

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Solution

The fourth proportional to 148,529,898.10, 222,794,847.15 and 84,828,906.10 is: 127,243,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,529,898.10 : 222,794,847.15 = 84,828,906.10 : x
  2. Step 2: Convert to fraction form
    148,529,898.10/222,794,847.15 = 84,828,906.10/x
  3. Step 3: Cross multiply
    148,529,898.10x = 222,794,847.15 × 84,828,906.10
  4. Step 4: Simplify right side
    148,529,898.10x = 18,899,443,168,451,200
  5. Step 5: Solve for x
    x = 18,899,443,168,451,200/148,529,898.10
  6. Step 6: Final answer
    x = 127,243,359.15

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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.