Home / 165,564,694.80-248,347,042.20-104,342,691.60

Finding the Fourth Proportional to 165,564,694.80, 248,347,042.20 and 104,342,691.60

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Solution

The fourth proportional to 165,564,694.80, 248,347,042.20 and 104,342,691.60 is: 156,514,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,564,694.80 : 248,347,042.20 = 104,342,691.60 : x
  2. Step 2: Convert to fraction form
    165,564,694.80/248,347,042.20 = 104,342,691.60/x
  3. Step 3: Cross multiply
    165,564,694.80x = 248,347,042.20 × 104,342,691.60
  4. Step 4: Simplify right side
    165,564,694.80x = 25,913,198,834,046,784
  5. Step 5: Solve for x
    x = 25,913,198,834,046,784/165,564,694.80
  6. Step 6: Final answer
    x = 156,514,037.40

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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.