Home / 159,599,194.52-220,246,788.96-86,260,336.52

Finding the Fourth Proportional to 159,599,194.52, 220,246,788.96 and 86,260,336.52

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Solution

The fourth proportional to 159,599,194.52, 220,246,788.96 and 86,260,336.52 is: 119,039,210.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,599,194.52 : 220,246,788.96 = 86,260,336.52 : x
  2. Step 2: Convert to fraction form
    159,599,194.52/220,246,788.96 = 86,260,336.52/x
  3. Step 3: Cross multiply
    159,599,194.52x = 220,246,788.96 × 86,260,336.52
  4. Step 4: Simplify right side
    159,599,194.52x = 18,998,562,133,689,636
  5. Step 5: Solve for x
    x = 18,998,562,133,689,636/159,599,194.52
  6. Step 6: Final answer
    x = 119,039,210.63

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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.