Home / 108,873,676.80-163,310,515.20-98,795,980.80

Finding the Fourth Proportional to 108,873,676.80, 163,310,515.20 and 98,795,980.80

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Solution

The fourth proportional to 108,873,676.80, 163,310,515.20 and 98,795,980.80 is: 148,193,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,873,676.80 : 163,310,515.20 = 98,795,980.80 : x
  2. Step 2: Convert to fraction form
    108,873,676.80/163,310,515.20 = 98,795,980.80/x
  3. Step 3: Cross multiply
    108,873,676.80x = 163,310,515.20 × 98,795,980.80
  4. Step 4: Simplify right side
    108,873,676.80x = 16,134,422,524,137,306
  5. Step 5: Solve for x
    x = 16,134,422,524,137,306/108,873,676.80
  6. Step 6: Final answer
    x = 148,193,971.20

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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.