Home / 165,081,807.10-247,622,710.65-162,530,890.30

Finding the Fourth Proportional to 165,081,807.10, 247,622,710.65 and 162,530,890.30

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Solution

The fourth proportional to 165,081,807.10, 247,622,710.65 and 162,530,890.30 is: 243,796,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,081,807.10 : 247,622,710.65 = 162,530,890.30 : x
  2. Step 2: Convert to fraction form
    165,081,807.10/247,622,710.65 = 162,530,890.30/x
  3. Step 3: Cross multiply
    165,081,807.10x = 247,622,710.65 × 162,530,890.30
  4. Step 4: Simplify right side
    165,081,807.10x = 40,246,339,620,443,792
  5. Step 5: Solve for x
    x = 40,246,339,620,443,792/165,081,807.10
  6. Step 6: Final answer
    x = 243,796,335.45

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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.