Home / 108,864,010.80-163,296,016.20-40,697,845.20

Finding the Fourth Proportional to 108,864,010.80, 163,296,016.20 and 40,697,845.20

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Solution

The fourth proportional to 108,864,010.80, 163,296,016.20 and 40,697,845.20 is: 61,046,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864,010.80 : 163,296,016.20 = 40,697,845.20 : x
  2. Step 2: Convert to fraction form
    108,864,010.80/163,296,016.20 = 40,697,845.20/x
  3. Step 3: Cross multiply
    108,864,010.80x = 163,296,016.20 × 40,697,845.20
  4. Step 4: Simplify right side
    108,864,010.80x = 6,645,795,989,084,292
  5. Step 5: Solve for x
    x = 6,645,795,989,084,292/108,864,010.80
  6. Step 6: Final answer
    x = 61,046,767.80

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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.