Home / 108,867,553.20-163,301,329.80-98,118,010.80

Finding the Fourth Proportional to 108,867,553.20, 163,301,329.80 and 98,118,010.80

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Solution

The fourth proportional to 108,867,553.20, 163,301,329.80 and 98,118,010.80 is: 147,177,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867,553.20 : 163,301,329.80 = 98,118,010.80 : x
  2. Step 2: Convert to fraction form
    108,867,553.20/163,301,329.80 = 98,118,010.80/x
  3. Step 3: Cross multiply
    108,867,553.20x = 163,301,329.80 × 98,118,010.80
  4. Step 4: Simplify right side
    108,867,553.20x = 16,022,801,640,970,762
  5. Step 5: Solve for x
    x = 16,022,801,640,970,762/108,867,553.20
  6. Step 6: Final answer
    x = 147,177,016.20

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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.