Home / 1,230,454,745.80-1,845,764,406.40-432,676,571.83

Finding the Fourth Proportional to 1,230,454,745.80, 1,845,764,406.40 and 432,676,571.83

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Solution

The fourth proportional to 1,230,454,745.80, 1,845,764,406.40 and 432,676,571.83 is: 649,043,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,454,745.80 : 1,845,764,406.40 = 432,676,571.83 : x
  2. Step 2: Convert to fraction form
    1,230,454,745.80/1,845,764,406.40 = 432,676,571.83/x
  3. Step 3: Cross multiply
    1,230,454,745.80x = 1,845,764,406.40 × 432,676,571.83
  4. Step 4: Simplify right side
    1,230,454,745.80x = 798,619,015,761,290,752
  5. Step 5: Solve for x
    x = 798,619,015,761,290,752/1,230,454,745.80
  6. Step 6: Final answer
    x = 649,043,793.35

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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.