Home / 93,873,649.20-140,810,473.80-79,560,171.60

Finding the Fourth Proportional to 93,873,649.20, 140,810,473.80 and 79,560,171.60

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Solution

The fourth proportional to 93,873,649.20, 140,810,473.80 and 79,560,171.60 is: 119,340,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,873,649.20 : 140,810,473.80 = 79,560,171.60 : x
  2. Step 2: Convert to fraction form
    93,873,649.20/140,810,473.80 = 79,560,171.60/x
  3. Step 3: Cross multiply
    93,873,649.20x = 140,810,473.80 × 79,560,171.60
  4. Step 4: Simplify right side
    93,873,649.20x = 11,202,905,458,605,304
  5. Step 5: Solve for x
    x = 11,202,905,458,605,304/93,873,649.20
  6. Step 6: Final answer
    x = 119,340,257.40

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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.