Home / 146,505,532-219,470,975.37-84,965,402.29

Finding the Fourth Proportional to 146,505,532, 219,470,975.37 and 84,965,402.29

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Solution

The fourth proportional to 146,505,532, 219,470,975.37 and 84,965,402.29 is: 127,281,471.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,505,532 : 219,470,975.37 = 84,965,402.29 : x
  2. Step 2: Convert to fraction form
    146,505,532/219,470,975.37 = 84,965,402.29/x
  3. Step 3: Cross multiply
    146,505,532x = 219,470,975.37 × 84,965,402.29
  4. Step 4: Simplify right side
    146,505,532x = 18,647,439,713,290,732
  5. Step 5: Solve for x
    x = 18,647,439,713,290,732/146,505,532
  6. Step 6: Final answer
    x = 127,281,471.62

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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.