Home / 8,419,985,914.83-11,619,580,791.64-4,660,796,482.50

Finding the Fourth Proportional to 8,419,985,914.83, 11,619,580,791.64 and 4,660,796,482.50

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Solution

The fourth proportional to 8,419,985,914.83, 11,619,580,791.64 and 4,660,796,482.50 is: 6,431,899,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,419,985,914.83 : 11,619,580,791.64 = 4,660,796,482.50 : x
  2. Step 2: Convert to fraction form
    8,419,985,914.83/11,619,580,791.64 = 4,660,796,482.50/x
  3. Step 3: Cross multiply
    8,419,985,914.83x = 11,619,580,791.64 × 4,660,796,482.50
  4. Step 4: Simplify right side
    8,419,985,914.83x = 54,156,501,281,778,204,672
  5. Step 5: Solve for x
    x = 54,156,501,281,778,204,672/8,419,985,914.83
  6. Step 6: Final answer
    x = 6,431,899,272.71

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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.