Home / 2,885,961,065.02-3,982,790,380.28-1,615,790,936.32

Finding the Fourth Proportional to 2,885,961,065.02, 3,982,790,380.28 and 1,615,790,936.32

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Solution

The fourth proportional to 2,885,961,065.02, 3,982,790,380.28 and 1,615,790,936.32 is: 2,229,883,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,961,065.02 : 3,982,790,380.28 = 1,615,790,936.32 : x
  2. Step 2: Convert to fraction form
    2,885,961,065.02/3,982,790,380.28 = 1,615,790,936.32/x
  3. Step 3: Cross multiply
    2,885,961,065.02x = 3,982,790,380.28 × 1,615,790,936.32
  4. Step 4: Simplify right side
    2,885,961,065.02x = 6,435,356,597,700,874,240
  5. Step 5: Solve for x
    x = 6,435,356,597,700,874,240/2,885,961,065.02
  6. Step 6: Final answer
    x = 2,229,883,374.28

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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.