Home / 255,321,290.98-383,035,740.72-82,784,650.60

Finding the Fourth Proportional to 255,321,290.98, 383,035,740.72 and 82,784,650.60

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Solution

The fourth proportional to 255,321,290.98, 383,035,740.72 and 82,784,650.60 is: 124,194,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,321,290.98 : 383,035,740.72 = 82,784,650.60 : x
  2. Step 2: Convert to fraction form
    255,321,290.98/383,035,740.72 = 82,784,650.60/x
  3. Step 3: Cross multiply
    255,321,290.98x = 383,035,740.72 × 82,784,650.60
  4. Step 4: Simplify right side
    255,321,290.98x = 31,709,479,962,817,392
  5. Step 5: Solve for x
    x = 31,709,479,962,817,392/255,321,290.98
  6. Step 6: Final answer
    x = 124,194,421.24

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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.