Home / 3,996,593,608.38-5,515,364,502.63-2,188,075,322.94

Finding the Fourth Proportional to 3,996,593,608.38, 5,515,364,502.63 and 2,188,075,322.94

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Solution

The fourth proportional to 3,996,593,608.38, 5,515,364,502.63 and 2,188,075,322.94 is: 3,019,579,709.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,593,608.38 : 5,515,364,502.63 = 2,188,075,322.94 : x
  2. Step 2: Convert to fraction form
    3,996,593,608.38/5,515,364,502.63 = 2,188,075,322.94/x
  3. Step 3: Cross multiply
    3,996,593,608.38x = 5,515,364,502.63 × 2,188,075,322.94
  4. Step 4: Simplify right side
    3,996,593,608.38x = 12,068,032,965,223,950,336
  5. Step 5: Solve for x
    x = 12,068,032,965,223,950,336/3,996,593,608.38
  6. Step 6: Final answer
    x = 3,019,579,709.06

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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.