Home / 276,768,514,972.54-415,110,825,718.54-75,325,947,706.78

Finding the Fourth Proportional to 276,768,514,972.54, 415,110,825,718.54 and 75,325,947,706.78

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Solution

The fourth proportional to 276,768,514,972.54, 415,110,825,718.54 and 75,325,947,706.78 is: 112,977,505,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,768,514,972.54 : 415,110,825,718.54 = 75,325,947,706.78 : x
  2. Step 2: Convert to fraction form
    276,768,514,972.54/415,110,825,718.54 = 75,325,947,706.78/x
  3. Step 3: Cross multiply
    276,768,514,972.54x = 415,110,825,718.54 × 75,325,947,706.78
  4. Step 4: Simplify right side
    276,768,514,972.54x = 31,268,616,350,593,009,582,080
  5. Step 5: Solve for x
    x = 31,268,616,350,593,009,582,080/276,768,514,972.54
  6. Step 6: Final answer
    x = 112,977,505,240.06

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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.