Home / 533,628,014.40-800,442,021.60-350,552,494.80

Finding the Fourth Proportional to 533,628,014.40, 800,442,021.60 and 350,552,494.80

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Solution

The fourth proportional to 533,628,014.40, 800,442,021.60 and 350,552,494.80 is: 525,828,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,628,014.40 : 800,442,021.60 = 350,552,494.80 : x
  2. Step 2: Convert to fraction form
    533,628,014.40/800,442,021.60 = 350,552,494.80/x
  3. Step 3: Cross multiply
    533,628,014.40x = 800,442,021.60 × 350,552,494.80
  4. Step 4: Simplify right side
    533,628,014.40x = 280,596,947,614,635,520
  5. Step 5: Solve for x
    x = 280,596,947,614,635,520/533,628,014.40
  6. Step 6: Final answer
    x = 525,828,742.20

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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.