Home / 108,864,187.20-163,310,277.60-54,304,660.80

Finding the Fourth Proportional to 108,864,187.20, 163,310,277.60 and 54,304,660.80

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Solution

The fourth proportional to 108,864,187.20, 163,310,277.60 and 54,304,660.80 is: 81,463,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864,187.20 : 163,310,277.60 = 54,304,660.80 : x
  2. Step 2: Convert to fraction form
    108,864,187.20/163,310,277.60 = 54,304,660.80/x
  3. Step 3: Cross multiply
    108,864,187.20x = 163,310,277.60 × 54,304,660.80
  4. Step 4: Simplify right side
    108,864,187.20x = 8,868,509,230,221,837
  5. Step 5: Solve for x
    x = 8,868,509,230,221,837/108,864,187.20
  6. Step 6: Final answer
    x = 81,463,973.22

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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.