Home / 3,996,593,609.38-5,515,364,504.01-2,188,075,323.94

Finding the Fourth Proportional to 3,996,593,609.38, 5,515,364,504.01 and 2,188,075,323.94

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Solution

The fourth proportional to 3,996,593,609.38, 5,515,364,504.01 and 2,188,075,323.94 is: 3,019,579,710.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,593,609.38 : 5,515,364,504.01 = 2,188,075,323.94 : x
  2. Step 2: Convert to fraction form
    3,996,593,609.38/5,515,364,504.01 = 2,188,075,323.94/x
  3. Step 3: Cross multiply
    3,996,593,609.38x = 5,515,364,504.01 × 2,188,075,323.94
  4. Step 4: Simplify right side
    3,996,593,609.38x = 12,068,032,973,758,859,264
  5. Step 5: Solve for x
    x = 12,068,032,973,758,859,264/3,996,593,609.38
  6. Step 6: Final answer
    x = 3,019,579,710.44

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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.