Home / 1,305,160,948.67-1,801,165,615.13-733,044,822.21

Finding the Fourth Proportional to 1,305,160,948.67, 1,801,165,615.13 and 733,044,822.21

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Solution

The fourth proportional to 1,305,160,948.67, 1,801,165,615.13 and 733,044,822.21 is: 1,011,626,289.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,160,948.67 : 1,801,165,615.13 = 733,044,822.21 : x
  2. Step 2: Convert to fraction form
    1,305,160,948.67/1,801,165,615.13 = 733,044,822.21/x
  3. Step 3: Cross multiply
    1,305,160,948.67x = 1,801,165,615.13 × 733,044,822.21
  4. Step 4: Simplify right side
    1,305,160,948.67x = 1,320,335,128,115,568,640
  5. Step 5: Solve for x
    x = 1,320,335,128,115,568,640/1,305,160,948.67
  6. Step 6: Final answer
    x = 1,011,626,289.82

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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.