Home / 10,889,801,998.40-16,334,702,997.60-8,713,019,662.40

Finding the Fourth Proportional to 10,889,801,998.40, 16,334,702,997.60 and 8,713,019,662.40

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Solution

The fourth proportional to 10,889,801,998.40, 16,334,702,997.60 and 8,713,019,662.40 is: 13,069,529,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,801,998.40 : 16,334,702,997.60 = 8,713,019,662.40 : x
  2. Step 2: Convert to fraction form
    10,889,801,998.40/16,334,702,997.60 = 8,713,019,662.40/x
  3. Step 3: Cross multiply
    10,889,801,998.40x = 16,334,702,997.60 × 8,713,019,662.40
  4. Step 4: Simplify right side
    10,889,801,998.40x = 142,324,588,397,553,025,024
  5. Step 5: Solve for x
    x = 142,324,588,397,553,025,024/10,889,801,998.40
  6. Step 6: Final answer
    x = 13,069,529,493.60

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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.