Home / 16,072,022,120.21-22,180,631,218.07-9,642,082,917.54

Finding the Fourth Proportional to 16,072,022,120.21, 22,180,631,218.07 and 9,642,082,917.54

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Solution

The fourth proportional to 16,072,022,120.21, 22,180,631,218.07 and 9,642,082,917.54 is: 13,306,818,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072,022,120.21 : 22,180,631,218.07 = 9,642,082,917.54 : x
  2. Step 2: Convert to fraction form
    16,072,022,120.21/22,180,631,218.07 = 9,642,082,917.54/x
  3. Step 3: Cross multiply
    16,072,022,120.21x = 22,180,631,218.07 × 9,642,082,917.54
  4. Step 4: Simplify right side
    16,072,022,120.21x = 213,867,485,368,007,196,672
  5. Step 5: Solve for x
    x = 213,867,485,368,007,196,672/16,072,022,120.21
  6. Step 6: Final answer
    x = 13,306,818,754.25

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1.5x scale

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.