Home / 159,489,824.52-220,096,054.26-86,150,998.92

Finding the Fourth Proportional to 159,489,824.52, 220,096,054.26 and 86,150,998.92

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Solution

The fourth proportional to 159,489,824.52, 220,096,054.26 and 86,150,998.92 is: 118,888,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,489,824.52 : 220,096,054.26 = 86,150,998.92 : x
  2. Step 2: Convert to fraction form
    159,489,824.52/220,096,054.26 = 86,150,998.92/x
  3. Step 3: Cross multiply
    159,489,824.52x = 220,096,054.26 × 86,150,998.92
  4. Step 4: Simplify right side
    159,489,824.52x = 18,961,494,932,849,520
  5. Step 5: Solve for x
    x = 18,961,494,932,849,520/159,489,824.52
  6. Step 6: Final answer
    x = 118,888,430.59

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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.