Home / 200,100,538,077.97-276,130,997,709.30-108,646,995,728.66

Finding the Fourth Proportional to 200,100,538,077.97, 276,130,997,709.30 and 108,646,995,728.66

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Solution

The fourth proportional to 200,100,538,077.97, 276,130,997,709.30 and 108,646,995,728.66 is: 149,928,648,952.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,100,538,077.97 : 276,130,997,709.30 = 108,646,995,728.66 : x
  2. Step 2: Convert to fraction form
    200,100,538,077.97/276,130,997,709.30 = 108,646,995,728.66/x
  3. Step 3: Cross multiply
    200,100,538,077.97x = 276,130,997,709.30 × 108,646,995,728.66
  4. Step 4: Simplify right side
    200,100,538,077.97x = 30,000,803,328,672,940,425,216
  5. Step 5: Solve for x
    x = 30,000,803,328,672,940,425,216/200,100,538,077.97
  6. Step 6: Final answer
    x = 149,928,648,952.37

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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.