Home / 1,044,772,640.30-1,567,107,310.50-389,672,626.61

Finding the Fourth Proportional to 1,044,772,640.30, 1,567,107,310.50 and 389,672,626.61

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Solution

The fourth proportional to 1,044,772,640.30, 1,567,107,310.50 and 389,672,626.61 is: 584,489,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,772,640.30 : 1,567,107,310.50 = 389,672,626.61 : x
  2. Step 2: Convert to fraction form
    1,044,772,640.30/1,567,107,310.50 = 389,672,626.61/x
  3. Step 3: Cross multiply
    1,044,772,640.30x = 1,567,107,310.50 × 389,672,626.61
  4. Step 4: Simplify right side
    1,044,772,640.30x = 610,658,821,866,185,600
  5. Step 5: Solve for x
    x = 610,658,821,866,185,600/1,044,772,640.30
  6. Step 6: Final answer
    x = 584,489,675.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.