Home / 2,792,510,147.40-4,188,765,221.10-2,751,695,478.60

Finding the Fourth Proportional to 2,792,510,147.40, 4,188,765,221.10 and 2,751,695,478.60

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Solution

The fourth proportional to 2,792,510,147.40, 4,188,765,221.10 and 2,751,695,478.60 is: 4,127,543,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,510,147.40 : 4,188,765,221.10 = 2,751,695,478.60 : x
  2. Step 2: Convert to fraction form
    2,792,510,147.40/4,188,765,221.10 = 2,751,695,478.60/x
  3. Step 3: Cross multiply
    2,792,510,147.40x = 4,188,765,221.10 × 2,751,695,478.60
  4. Step 4: Simplify right side
    2,792,510,147.40x = 11,526,206,319,817,799,680
  5. Step 5: Solve for x
    x = 11,526,206,319,817,799,680/2,792,510,147.40
  6. Step 6: Final answer
    x = 4,127,543,217.90

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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.