Home / 13,507,775,997.60-20,261,663,996.40-11,330,993,661.60

Finding the Fourth Proportional to 13,507,775,997.60, 20,261,663,996.40 and 11,330,993,661.60

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Solution

The fourth proportional to 13,507,775,997.60, 20,261,663,996.40 and 11,330,993,661.60 is: 16,996,490,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,507,775,997.60 : 20,261,663,996.40 = 11,330,993,661.60 : x
  2. Step 2: Convert to fraction form
    13,507,775,997.60/20,261,663,996.40 = 11,330,993,661.60/x
  3. Step 3: Cross multiply
    13,507,775,997.60x = 20,261,663,996.40 × 11,330,993,661.60
  4. Step 4: Simplify right side
    13,507,775,997.60x = 229,584,786,316,677,349,376
  5. Step 5: Solve for x
    x = 229,584,786,316,677,349,376/13,507,775,997.60
  6. Step 6: Final answer
    x = 16,996,490,492.40

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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.