Home / 439,587,029.60-659,380,544.40-276,009,489.80

Finding the Fourth Proportional to 439,587,029.60, 659,380,544.40 and 276,009,489.80

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Solution

The fourth proportional to 439,587,029.60, 659,380,544.40 and 276,009,489.80 is: 414,014,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,587,029.60 : 659,380,544.40 = 276,009,489.80 : x
  2. Step 2: Convert to fraction form
    439,587,029.60/659,380,544.40 = 276,009,489.80/x
  3. Step 3: Cross multiply
    439,587,029.60x = 659,380,544.40 × 276,009,489.80
  4. Step 4: Simplify right side
    439,587,029.60x = 181,995,287,643,890,240
  5. Step 5: Solve for x
    x = 181,995,287,643,890,240/439,587,029.60
  6. Step 6: Final answer
    x = 414,014,234.70

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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.