Home / 293,525,324.98-440,288,069.31-86,263,724.39

Finding the Fourth Proportional to 293,525,324.98, 440,288,069.31 and 86,263,724.39

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Solution

The fourth proportional to 293,525,324.98, 440,288,069.31 and 86,263,724.39 is: 129,395,610.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,525,324.98 : 440,288,069.31 = 86,263,724.39 : x
  2. Step 2: Convert to fraction form
    293,525,324.98/440,288,069.31 = 86,263,724.39/x
  3. Step 3: Cross multiply
    293,525,324.98x = 440,288,069.31 × 86,263,724.39
  4. Step 4: Simplify right side
    293,525,324.98x = 37,980,888,660,961,616
  5. Step 5: Solve for x
    x = 37,980,888,660,961,616/293,525,324.98
  6. Step 6: Final answer
    x = 129,395,610.63

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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.