Home / 19,976,344,895.52-27,567,346,373.28-11,947,685,295.60

Finding the Fourth Proportional to 19,976,344,895.52, 27,567,346,373.28 and 11,947,685,295.60

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Solution

The fourth proportional to 19,976,344,895.52, 27,567,346,373.28 and 11,947,685,295.60 is: 16,487,799,976.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976,344,895.52 : 27,567,346,373.28 = 11,947,685,295.60 : x
  2. Step 2: Convert to fraction form
    19,976,344,895.52/27,567,346,373.28 = 11,947,685,295.60/x
  3. Step 3: Cross multiply
    19,976,344,895.52x = 27,567,346,373.28 × 11,947,685,295.60
  4. Step 4: Simplify right side
    19,976,344,895.52x = 329,365,978,902,749,446,144
  5. Step 5: Solve for x
    x = 329,365,978,902,749,446,144/19,976,344,895.52
  6. Step 6: Final answer
    x = 16,487,799,976.69

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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.