Home / 752,298,233.64-1,128,582,922.98-309,562,708.14

Finding the Fourth Proportional to 752,298,233.64, 1,128,582,922.98 and 309,562,708.14

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Solution

The fourth proportional to 752,298,233.64, 1,128,582,922.98 and 309,562,708.14 is: 464,399,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,298,233.64 : 1,128,582,922.98 = 309,562,708.14 : x
  2. Step 2: Convert to fraction form
    752,298,233.64/1,128,582,922.98 = 309,562,708.14/x
  3. Step 3: Cross multiply
    752,298,233.64x = 1,128,582,922.98 × 309,562,708.14
  4. Step 4: Simplify right side
    752,298,233.64x = 349,367,185,998,245,824
  5. Step 5: Solve for x
    x = 349,367,185,998,245,824/752,298,233.64
  6. Step 6: Final answer
    x = 464,399,848.86

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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.