Home / 11,212,037,679.60-16,818,056,519.40-5,407,284,783.60

Finding the Fourth Proportional to 11,212,037,679.60, 16,818,056,519.40 and 5,407,284,783.60

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Solution

The fourth proportional to 11,212,037,679.60, 16,818,056,519.40 and 5,407,284,783.60 is: 8,110,927,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212,037,679.60 : 16,818,056,519.40 = 5,407,284,783.60 : x
  2. Step 2: Convert to fraction form
    11,212,037,679.60/16,818,056,519.40 = 5,407,284,783.60/x
  3. Step 3: Cross multiply
    11,212,037,679.60x = 16,818,056,519.40 × 5,407,284,783.60
  4. Step 4: Simplify right side
    11,212,037,679.60x = 90,940,021,107,076,399,104
  5. Step 5: Solve for x
    x = 90,940,021,107,076,399,104/11,212,037,679.60
  6. Step 6: Final answer
    x = 8,110,927,175.40

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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.