Home / 1,057,491,532.64-1,459,274,341.80-587,576,785.76

Finding the Fourth Proportional to 1,057,491,532.64, 1,459,274,341.80 and 587,576,785.76

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Solution

The fourth proportional to 1,057,491,532.64, 1,459,274,341.80 and 587,576,785.76 is: 810,820,418.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,491,532.64 : 1,459,274,341.80 = 587,576,785.76 : x
  2. Step 2: Convert to fraction form
    1,057,491,532.64/1,459,274,341.80 = 587,576,785.76/x
  3. Step 3: Cross multiply
    1,057,491,532.64x = 1,459,274,341.80 × 587,576,785.76
  4. Step 4: Simplify right side
    1,057,491,532.64x = 857,435,727,296,883,584
  5. Step 5: Solve for x
    x = 857,435,727,296,883,584/1,057,491,532.64
  6. Step 6: Final answer
    x = 810,820,418.73

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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.