Home / 383,372,787.80-573,879,729.78-250,138,758.64

Finding the Fourth Proportional to 383,372,787.80, 573,879,729.78 and 250,138,758.64

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Solution

The fourth proportional to 383,372,787.80, 573,879,729.78 and 250,138,758.64 is: 374,438,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,372,787.80 : 573,879,729.78 = 250,138,758.64 : x
  2. Step 2: Convert to fraction form
    383,372,787.80/573,879,729.78 = 250,138,758.64/x
  3. Step 3: Cross multiply
    383,372,787.80x = 573,879,729.78 × 250,138,758.64
  4. Step 4: Simplify right side
    383,372,787.80x = 143,549,563,212,958,432
  5. Step 5: Solve for x
    x = 143,549,563,212,958,432/383,372,787.80
  6. Step 6: Final answer
    x = 374,438,582.45

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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.