Home / 146,106,164.20-219,159,246.30-90,623,723.80

Finding the Fourth Proportional to 146,106,164.20, 219,159,246.30 and 90,623,723.80

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Solution

The fourth proportional to 146,106,164.20, 219,159,246.30 and 90,623,723.80 is: 135,935,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,106,164.20 : 219,159,246.30 = 90,623,723.80 : x
  2. Step 2: Convert to fraction form
    146,106,164.20/219,159,246.30 = 90,623,723.80/x
  3. Step 3: Cross multiply
    146,106,164.20x = 219,159,246.30 × 90,623,723.80
  4. Step 4: Simplify right side
    146,106,164.20x = 19,861,027,004,907,372
  5. Step 5: Solve for x
    x = 19,861,027,004,907,372/146,106,164.20
  6. Step 6: Final answer
    x = 135,935,585.70

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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.