Home / 109,306,660.10-163,988,734.88-39,283,961.12

Finding the Fourth Proportional to 109,306,660.10, 163,988,734.88 and 39,283,961.12

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Solution

The fourth proportional to 109,306,660.10, 163,988,734.88 and 39,283,961.12 is: 58,936,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,306,660.10 : 163,988,734.88 = 39,283,961.12 : x
  2. Step 2: Convert to fraction form
    109,306,660.10/163,988,734.88 = 39,283,961.12/x
  3. Step 3: Cross multiply
    109,306,660.10x = 163,988,734.88 × 39,283,961.12
  4. Step 4: Simplify right side
    109,306,660.10x = 6,442,127,085,143,907
  5. Step 5: Solve for x
    x = 6,442,127,085,143,907/109,306,660.10
  6. Step 6: Final answer
    x = 58,936,272.31

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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.