Home / 10,350,848,684.35-15,515,691,445.72-5,102,384,607.55

Finding the Fourth Proportional to 10,350,848,684.35, 15,515,691,445.72 and 5,102,384,607.55

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Solution

The fourth proportional to 10,350,848,684.35, 15,515,691,445.72 and 5,102,384,607.55 is: 7,648,360,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350,848,684.35 : 15,515,691,445.72 = 5,102,384,607.55 : x
  2. Step 2: Convert to fraction form
    10,350,848,684.35/15,515,691,445.72 = 5,102,384,607.55/x
  3. Step 3: Cross multiply
    10,350,848,684.35x = 15,515,691,445.72 × 5,102,384,607.55
  4. Step 4: Simplify right side
    10,350,848,684.35x = 79,167,025,208,136,941,568
  5. Step 5: Solve for x
    x = 79,167,025,208,136,941,568/10,350,848,684.35
  6. Step 6: Final answer
    x = 7,648,360,788.80

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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.