Home / 76,476,078.25-114,767,095.83-30,413,227.48

Finding the Fourth Proportional to 76,476,078.25, 114,767,095.83 and 30,413,227.48

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Solution

The fourth proportional to 76,476,078.25, 114,767,095.83 and 30,413,227.48 is: 45,640,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,476,078.25 : 114,767,095.83 = 30,413,227.48 : x
  2. Step 2: Convert to fraction form
    76,476,078.25/114,767,095.83 = 30,413,227.48/x
  3. Step 3: Cross multiply
    76,476,078.25x = 114,767,095.83 × 30,413,227.48
  4. Step 4: Simplify right side
    76,476,078.25x = 3,490,437,792,295,782
  5. Step 5: Solve for x
    x = 3,490,437,792,295,782/76,476,078.25
  6. Step 6: Final answer
    x = 45,640,909.84

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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.