Home / 276,432,633,112.53-414,648,949,668.78-77,685,922,255.53

Finding the Fourth Proportional to 276,432,633,112.53, 414,648,949,668.78 and 77,685,922,255.53

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Solution

The fourth proportional to 276,432,633,112.53, 414,648,949,668.78 and 77,685,922,255.53 is: 116,528,883,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,432,633,112.53 : 414,648,949,668.78 = 77,685,922,255.53 : x
  2. Step 2: Convert to fraction form
    276,432,633,112.53/414,648,949,668.78 = 77,685,922,255.53/x
  3. Step 3: Cross multiply
    276,432,633,112.53x = 414,648,949,668.78 × 77,685,922,255.53
  4. Step 4: Simplify right side
    276,432,633,112.53x = 32,212,386,067,306,015,358,976
  5. Step 5: Solve for x
    x = 32,212,386,067,306,015,358,976/276,432,633,112.53
  6. Step 6: Final answer
    x = 116,528,883,383.29

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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.