Home / 20,049,294,014.92-27,666,405,999.66-11,591,662,834.36

Finding the Fourth Proportional to 20,049,294,014.92, 27,666,405,999.66 and 11,591,662,834.36

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Solution

The fourth proportional to 20,049,294,014.92, 27,666,405,999.66 and 11,591,662,834.36 is: 15,995,558,244.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,294,014.92 : 27,666,405,999.66 = 11,591,662,834.36 : x
  2. Step 2: Convert to fraction form
    20,049,294,014.92/27,666,405,999.66 = 11,591,662,834.36/x
  3. Step 3: Cross multiply
    20,049,294,014.92x = 27,666,405,999.66 × 11,591,662,834.36
  4. Step 4: Simplify right side
    20,049,294,014.92x = 320,699,650,186,573,381,632
  5. Step 5: Solve for x
    x = 320,699,650,186,573,381,632/20,049,294,014.92
  6. Step 6: Final answer
    x = 15,995,558,244.99

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Double scale
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1.5x scale

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.