Home / 165,081,808.60-247,622,712.90-162,530,891.80

Finding the Fourth Proportional to 165,081,808.60, 247,622,712.90 and 162,530,891.80

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Solution

The fourth proportional to 165,081,808.60, 247,622,712.90 and 162,530,891.80 is: 243,796,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,081,808.60 : 247,622,712.90 = 162,530,891.80 : x
  2. Step 2: Convert to fraction form
    165,081,808.60/247,622,712.90 = 162,530,891.80/x
  3. Step 3: Cross multiply
    165,081,808.60x = 247,622,712.90 × 162,530,891.80
  4. Step 4: Simplify right side
    165,081,808.60x = 40,246,340,357,572,368
  5. Step 5: Solve for x
    x = 40,246,340,357,572,368/165,081,808.60
  6. Step 6: Final answer
    x = 243,796,337.70

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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.