Home / 108,911,760.30-163,367,640.45-108,274,031.10

Finding the Fourth Proportional to 108,911,760.30, 163,367,640.45 and 108,274,031.10

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Solution

The fourth proportional to 108,911,760.30, 163,367,640.45 and 108,274,031.10 is: 162,411,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,911,760.30 : 163,367,640.45 = 108,274,031.10 : x
  2. Step 2: Convert to fraction form
    108,911,760.30/163,367,640.45 = 108,274,031.10/x
  3. Step 3: Cross multiply
    108,911,760.30x = 163,367,640.45 × 108,274,031.10
  4. Step 4: Simplify right side
    108,911,760.30x = 17,688,472,982,816,916
  5. Step 5: Solve for x
    x = 17,688,472,982,816,916/108,911,760.30
  6. Step 6: Final answer
    x = 162,411,046.65

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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.