Home / 124,647,574.16-186,965,751.48-83,724,255.44

Finding the Fourth Proportional to 124,647,574.16, 186,965,751.48 and 83,724,255.44

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Solution

The fourth proportional to 124,647,574.16, 186,965,751.48 and 83,724,255.44 is: 125,582,615.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,647,574.16 : 186,965,751.48 = 83,724,255.44 : x
  2. Step 2: Convert to fraction form
    124,647,574.16/186,965,751.48 = 83,724,255.44/x
  3. Step 3: Cross multiply
    124,647,574.16x = 186,965,751.48 × 83,724,255.44
  4. Step 4: Simplify right side
    124,647,574.16x = 15,653,568,335,443,076
  5. Step 5: Solve for x
    x = 15,653,568,335,443,076/124,647,574.16
  6. Step 6: Final answer
    x = 125,582,615.15

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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.