Home / 109,609,582.64-151,261,171.44-65,556,580.64

Finding the Fourth Proportional to 109,609,582.64, 151,261,171.44 and 65,556,580.64

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Solution

The fourth proportional to 109,609,582.64, 151,261,171.44 and 65,556,580.64 is: 90,468,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,609,582.64 : 151,261,171.44 = 65,556,580.64 : x
  2. Step 2: Convert to fraction form
    109,609,582.64/151,261,171.44 = 65,556,580.64/x
  3. Step 3: Cross multiply
    109,609,582.64x = 151,261,171.44 × 65,556,580.64
  4. Step 4: Simplify right side
    109,609,582.64x = 9,916,165,183,207,224
  5. Step 5: Solve for x
    x = 9,916,165,183,207,224/109,609,582.64
  6. Step 6: Final answer
    x = 90,468,049.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.