Home / 221,674,568.40-332,511,852.60-140,045,230.80

Finding the Fourth Proportional to 221,674,568.40, 332,511,852.60 and 140,045,230.80

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Solution

The fourth proportional to 221,674,568.40, 332,511,852.60 and 140,045,230.80 is: 210,067,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,674,568.40 : 332,511,852.60 = 140,045,230.80 : x
  2. Step 2: Convert to fraction form
    221,674,568.40/332,511,852.60 = 140,045,230.80/x
  3. Step 3: Cross multiply
    221,674,568.40x = 332,511,852.60 × 140,045,230.80
  4. Step 4: Simplify right side
    221,674,568.40x = 46,566,699,141,102,584
  5. Step 5: Solve for x
    x = 46,566,699,141,102,584/221,674,568.40
  6. Step 6: Final answer
    x = 210,067,846.20

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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.