Home / 3,578,237,751.12-5,367,154,751.88-1,585,705,927.20

Finding the Fourth Proportional to 3,578,237,751.12, 5,367,154,751.88 and 1,585,705,927.20

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Solution

The fourth proportional to 3,578,237,751.12, 5,367,154,751.88 and 1,585,705,927.20 is: 2,378,469,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,237,751.12 : 5,367,154,751.88 = 1,585,705,927.20 : x
  2. Step 2: Convert to fraction form
    3,578,237,751.12/5,367,154,751.88 = 1,585,705,927.20/x
  3. Step 3: Cross multiply
    3,578,237,751.12x = 5,367,154,751.88 × 1,585,705,927.20
  4. Step 4: Simplify right side
    3,578,237,751.12x = 8,510,729,102,255,761,408
  5. Step 5: Solve for x
    x = 8,510,729,102,255,761,408/3,578,237,751.12
  6. Step 6: Final answer
    x = 2,378,469,429.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.