Home / 80,248,120.36-110,776,304.40-54,177,949.60

Finding the Fourth Proportional to 80,248,120.36, 110,776,304.40 and 54,177,949.60

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Solution

The fourth proportional to 80,248,120.36, 110,776,304.40 and 54,177,949.60 is: 74,788,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,248,120.36 : 110,776,304.40 = 54,177,949.60 : x
  2. Step 2: Convert to fraction form
    80,248,120.36/110,776,304.40 = 54,177,949.60/x
  3. Step 3: Cross multiply
    80,248,120.36x = 110,776,304.40 × 54,177,949.60
  4. Step 4: Simplify right side
    80,248,120.36x = 6,001,633,036,657,459
  5. Step 5: Solve for x
    x = 6,001,633,036,657,459/80,248,120.36
  6. Step 6: Final answer
    x = 74,788,456.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.