Home / 2,235,466,365.32-3,084,963,985.78-1,231,919,939.81

Finding the Fourth Proportional to 2,235,466,365.32, 3,084,963,985.78 and 1,231,919,939.81

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Solution

The fourth proportional to 2,235,466,365.32, 3,084,963,985.78 and 1,231,919,939.81 is: 1,700,060,759.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,466,365.32 : 3,084,963,985.78 = 1,231,919,939.81 : x
  2. Step 2: Convert to fraction form
    2,235,466,365.32/3,084,963,985.78 = 1,231,919,939.81/x
  3. Step 3: Cross multiply
    2,235,466,365.32x = 3,084,963,985.78 × 1,231,919,939.81
  4. Step 4: Simplify right side
    2,235,466,365.32x = 3,800,428,647,682,747,904
  5. Step 5: Solve for x
    x = 3,800,428,647,682,747,904/2,235,466,365.32
  6. Step 6: Final answer
    x = 1,700,060,759.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.