Home / 108,874,841.80-163,386,912.30-48,334,016.20

Finding the Fourth Proportional to 108,874,841.80, 163,386,912.30 and 48,334,016.20

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Solution

The fourth proportional to 108,874,841.80, 163,386,912.30 and 48,334,016.20 is: 72,534,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,874,841.80 : 163,386,912.30 = 48,334,016.20 : x
  2. Step 2: Convert to fraction form
    108,874,841.80/163,386,912.30 = 48,334,016.20/x
  3. Step 3: Cross multiply
    108,874,841.80x = 163,386,912.30 × 48,334,016.20
  4. Step 4: Simplify right side
    108,874,841.80x = 7,897,145,665,976,180
  5. Step 5: Solve for x
    x = 7,897,145,665,976,180/108,874,841.80
  6. Step 6: Final answer
    x = 72,534,164.32

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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.