Home / 108,873,629.40-163,310,444.10-76,562,016.60

Finding the Fourth Proportional to 108,873,629.40, 163,310,444.10 and 76,562,016.60

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Solution

The fourth proportional to 108,873,629.40, 163,310,444.10 and 76,562,016.60 is: 114,843,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,873,629.40 : 163,310,444.10 = 76,562,016.60 : x
  2. Step 2: Convert to fraction form
    108,873,629.40/163,310,444.10 = 76,562,016.60/x
  3. Step 3: Cross multiply
    108,873,629.40x = 163,310,444.10 × 76,562,016.60
  4. Step 4: Simplify right side
    108,873,629.40x = 12,503,376,932,137,570
  5. Step 5: Solve for x
    x = 12,503,376,932,137,570/108,873,629.40
  6. Step 6: Final answer
    x = 114,843,024.90

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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.