Home / 1,057,491,530.64-1,459,274,339.04-587,576,783.76

Finding the Fourth Proportional to 1,057,491,530.64, 1,459,274,339.04 and 587,576,783.76

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Solution

The fourth proportional to 1,057,491,530.64, 1,459,274,339.04 and 587,576,783.76 is: 810,820,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,491,530.64 : 1,459,274,339.04 = 587,576,783.76 : x
  2. Step 2: Convert to fraction form
    1,057,491,530.64/1,459,274,339.04 = 587,576,783.76/x
  3. Step 3: Cross multiply
    1,057,491,530.64x = 1,459,274,339.04 × 587,576,783.76
  4. Step 4: Simplify right side
    1,057,491,530.64x = 857,435,722,756,622,976
  5. Step 5: Solve for x
    x = 857,435,722,756,622,976/1,057,491,530.64
  6. Step 6: Final answer
    x = 810,820,415.97

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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.