Home / 109,864,370.61-165,454,224.32-100,057,789.48

Finding the Fourth Proportional to 109,864,370.61, 165,454,224.32 and 100,057,789.48

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Solution

The fourth proportional to 109,864,370.61, 165,454,224.32 and 100,057,789.48 is: 150,685,648.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,864,370.61 : 165,454,224.32 = 100,057,789.48 : x
  2. Step 2: Convert to fraction form
    109,864,370.61/165,454,224.32 = 100,057,789.48/x
  3. Step 3: Cross multiply
    109,864,370.61x = 165,454,224.32 × 100,057,789.48
  4. Step 4: Simplify right side
    109,864,370.61x = 16,554,983,946,034,400
  5. Step 5: Solve for x
    x = 16,554,983,946,034,400/109,864,370.61
  6. Step 6: Final answer
    x = 150,685,648.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.