Home / 130,363,796.40-195,694,993.80-76,541,434.80

Finding the Fourth Proportional to 130,363,796.40, 195,694,993.80 and 76,541,434.80

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Solution

The fourth proportional to 130,363,796.40, 195,694,993.80 and 76,541,434.80 is: 114,899,811.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,363,796.40 : 195,694,993.80 = 76,541,434.80 : x
  2. Step 2: Convert to fraction form
    130,363,796.40/195,694,993.80 = 76,541,434.80/x
  3. Step 3: Cross multiply
    130,363,796.40x = 195,694,993.80 × 76,541,434.80
  4. Step 4: Simplify right side
    130,363,796.40x = 14,978,775,608,629,104
  5. Step 5: Solve for x
    x = 14,978,775,608,629,104/130,363,796.40
  6. Step 6: Final answer
    x = 114,899,811.31

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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.