Home / 98,289,625.80-147,647,015.10-69,591,811.80

Finding the Fourth Proportional to 98,289,625.80, 147,647,015.10 and 69,591,811.80

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Solution

The fourth proportional to 98,289,625.80, 147,647,015.10 and 69,591,811.80 is: 104,538,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,289,625.80 : 147,647,015.10 = 69,591,811.80 : x
  2. Step 2: Convert to fraction form
    98,289,625.80/147,647,015.10 = 69,591,811.80/x
  3. Step 3: Cross multiply
    98,289,625.80x = 147,647,015.10 × 69,591,811.80
  4. Step 4: Simplify right side
    98,289,625.80x = 10,275,023,287,670,958
  5. Step 5: Solve for x
    x = 10,275,023,287,670,958/98,289,625.80
  6. Step 6: Final answer
    x = 104,538,227.75

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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.