Home / 3,899,633,118.84-5,381,493,703.92-2,228,918,132.34

Finding the Fourth Proportional to 3,899,633,118.84, 5,381,493,703.92 and 2,228,918,132.34

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Solution

The fourth proportional to 3,899,633,118.84, 5,381,493,703.92 and 2,228,918,132.34 is: 3,075,907,022.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,633,118.84 : 5,381,493,703.92 = 2,228,918,132.34 : x
  2. Step 2: Convert to fraction form
    3,899,633,118.84/5,381,493,703.92 = 2,228,918,132.34/x
  3. Step 3: Cross multiply
    3,899,633,118.84x = 5,381,493,703.92 × 2,228,918,132.34
  4. Step 4: Simplify right side
    3,899,633,118.84x = 11,994,908,895,740,835,840
  5. Step 5: Solve for x
    x = 11,994,908,895,740,835,840/3,899,633,118.84
  6. Step 6: Final answer
    x = 3,075,907,022.58

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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.