Home / 6,405,159,772.20-9,591,615,344.70-4,212,253,122.60

Finding the Fourth Proportional to 6,405,159,772.20, 9,591,615,344.70 and 4,212,253,122.60

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Solution

The fourth proportional to 6,405,159,772.20, 9,591,615,344.70 and 4,212,253,122.60 is: 6,307,775,781.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,159,772.20 : 9,591,615,344.70 = 4,212,253,122.60 : x
  2. Step 2: Convert to fraction form
    6,405,159,772.20/9,591,615,344.70 = 4,212,253,122.60/x
  3. Step 3: Cross multiply
    6,405,159,772.20x = 9,591,615,344.70 × 4,212,253,122.60
  4. Step 4: Simplify right side
    6,405,159,772.20x = 40,402,311,686,490,652,672
  5. Step 5: Solve for x
    x = 40,402,311,686,490,652,672/6,405,159,772.20
  6. Step 6: Final answer
    x = 6,307,775,781.31

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1.5x scale

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.