Home / 263,360,967.68-395,648,601.60-252,477,240.32

Finding the Fourth Proportional to 263,360,967.68, 395,648,601.60 and 252,477,240.32

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Solution

The fourth proportional to 263,360,967.68, 395,648,601.60 and 252,477,240.32 is: 379,297,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,360,967.68 : 395,648,601.60 = 252,477,240.32 : x
  2. Step 2: Convert to fraction form
    263,360,967.68/395,648,601.60 = 252,477,240.32/x
  3. Step 3: Cross multiply
    263,360,967.68x = 395,648,601.60 × 252,477,240.32
  4. Step 4: Simplify right side
    263,360,967.68x = 99,892,267,068,435,136
  5. Step 5: Solve for x
    x = 99,892,267,068,435,136/263,360,967.68
  6. Step 6: Final answer
    x = 379,297,919.31

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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.