Home / 1,001,425,885.57-1,381,784,993.06-577,885,033.06

Finding the Fourth Proportional to 1,001,425,885.57, 1,381,784,993.06 and 577,885,033.06

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Solution

The fourth proportional to 1,001,425,885.57, 1,381,784,993.06 and 577,885,033.06 is: 797,375,899.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,425,885.57 : 1,381,784,993.06 = 577,885,033.06 : x
  2. Step 2: Convert to fraction form
    1,001,425,885.57/1,381,784,993.06 = 577,885,033.06/x
  3. Step 3: Cross multiply
    1,001,425,885.57x = 1,381,784,993.06 × 577,885,033.06
  4. Step 4: Simplify right side
    1,001,425,885.57x = 798,512,866,396,289,920
  5. Step 5: Solve for x
    x = 798,512,866,396,289,920/1,001,425,885.57
  6. Step 6: Final answer
    x = 797,375,899.61

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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.