Home / 16,072,022,119.21-22,180,631,216.69-9,642,082,916.54

Finding the Fourth Proportional to 16,072,022,119.21, 22,180,631,216.69 and 9,642,082,916.54

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Solution

The fourth proportional to 16,072,022,119.21, 22,180,631,216.69 and 9,642,082,916.54 is: 13,306,818,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072,022,119.21 : 22,180,631,216.69 = 9,642,082,916.54 : x
  2. Step 2: Convert to fraction form
    16,072,022,119.21/22,180,631,216.69 = 9,642,082,916.54/x
  3. Step 3: Cross multiply
    16,072,022,119.21x = 22,180,631,216.69 × 9,642,082,916.54
  4. Step 4: Simplify right side
    16,072,022,119.21x = 213,867,485,332,520,501,248
  5. Step 5: Solve for x
    x = 213,867,485,332,520,501,248/16,072,022,119.21
  6. Step 6: Final answer
    x = 13,306,818,752.87

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Double scale
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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.