Home / 206,172,540.58-309,258,898.47-60,606,112.18

Finding the Fourth Proportional to 206,172,540.58, 309,258,898.47 and 60,606,112.18

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Solution

The fourth proportional to 206,172,540.58, 309,258,898.47 and 60,606,112.18 is: 90,909,194.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,172,540.58 : 309,258,898.47 = 60,606,112.18 : x
  2. Step 2: Convert to fraction form
    206,172,540.58/309,258,898.47 = 60,606,112.18/x
  3. Step 3: Cross multiply
    206,172,540.58x = 309,258,898.47 × 60,606,112.18
  4. Step 4: Simplify right side
    206,172,540.58x = 18,742,979,493,336,052
  5. Step 5: Solve for x
    x = 18,742,979,493,336,052/206,172,540.58
  6. Step 6: Final answer
    x = 90,909,194.02

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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.