Home / 3,899,633,199.38-5,381,493,814.98-2,228,918,212.82

Finding the Fourth Proportional to 3,899,633,199.38, 5,381,493,814.98 and 2,228,918,212.82

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Solution

The fourth proportional to 3,899,633,199.38, 5,381,493,814.98 and 2,228,918,212.82 is: 3,075,907,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,633,199.38 : 5,381,493,814.98 = 2,228,918,212.82 : x
  2. Step 2: Convert to fraction form
    3,899,633,199.38/5,381,493,814.98 = 2,228,918,212.82/x
  3. Step 3: Cross multiply
    3,899,633,199.38x = 5,381,493,814.98 × 2,228,918,212.82
  4. Step 4: Simplify right side
    3,899,633,199.38x = 11,994,909,576,387,104,768
  5. Step 5: Solve for x
    x = 11,994,909,576,387,104,768/3,899,633,199.38
  6. Step 6: Final answer
    x = 3,075,907,133.60

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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.