Home / 205,546,041,214.27-308,317,818,249.46-111,814,676,018.16

Finding the Fourth Proportional to 205,546,041,214.27, 308,317,818,249.46 and 111,814,676,018.16

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Solution

The fourth proportional to 205,546,041,214.27, 308,317,818,249.46 and 111,814,676,018.16 is: 167,721,337,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,546,041,214.27 : 308,317,818,249.46 = 111,814,676,018.16 : x
  2. Step 2: Convert to fraction form
    205,546,041,214.27/308,317,818,249.46 = 111,814,676,018.16/x
  3. Step 3: Cross multiply
    205,546,041,214.27x = 308,317,818,249.46 × 111,814,676,018.16
  4. Step 4: Simplify right side
    205,546,041,214.27x = 34,474,456,958,189,311,098,880
  5. Step 5: Solve for x
    x = 34,474,456,958,189,311,098,880/205,546,041,214.27
  6. Step 6: Final answer
    x = 167,721,337,538.44

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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.