Home / 13,446,199,649.80-20,169,299,474.70-4,129,932,631.60

Finding the Fourth Proportional to 13,446,199,649.80, 20,169,299,474.70 and 4,129,932,631.60

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Solution

The fourth proportional to 13,446,199,649.80, 20,169,299,474.70 and 4,129,932,631.60 is: 6,194,898,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,199,649.80 : 20,169,299,474.70 = 4,129,932,631.60 : x
  2. Step 2: Convert to fraction form
    13,446,199,649.80/20,169,299,474.70 = 4,129,932,631.60/x
  3. Step 3: Cross multiply
    13,446,199,649.80x = 20,169,299,474.70 × 4,129,932,631.60
  4. Step 4: Simplify right side
    13,446,199,649.80x = 83,297,848,057,076,269,056
  5. Step 5: Solve for x
    x = 83,297,848,057,076,269,056/13,446,199,649.80
  6. Step 6: Final answer
    x = 6,194,898,947.40

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Double scale
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1.5x scale

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.