Home / 108,982,512.60-163,288,781.10-65,760,896.40

Finding the Fourth Proportional to 108,982,512.60, 163,288,781.10 and 65,760,896.40

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Solution

The fourth proportional to 108,982,512.60, 163,288,781.10 and 65,760,896.40 is: 98,529,721.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,982,512.60 : 163,288,781.10 = 65,760,896.40 : x
  2. Step 2: Convert to fraction form
    108,982,512.60/163,288,781.10 = 65,760,896.40/x
  3. Step 3: Cross multiply
    108,982,512.60x = 163,288,781.10 × 65,760,896.40
  4. Step 4: Simplify right side
    108,982,512.60x = 10,738,016,617,199,378
  5. Step 5: Solve for x
    x = 10,738,016,617,199,378/108,982,512.60
  6. Step 6: Final answer
    x = 98,529,721.52

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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.