Home / 494,958,651.60-742,437,977.40-222,860,859.60

Finding the Fourth Proportional to 494,958,651.60, 742,437,977.40 and 222,860,859.60

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Solution

The fourth proportional to 494,958,651.60, 742,437,977.40 and 222,860,859.60 is: 334,291,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,958,651.60 : 742,437,977.40 = 222,860,859.60 : x
  2. Step 2: Convert to fraction form
    494,958,651.60/742,437,977.40 = 222,860,859.60/x
  3. Step 3: Cross multiply
    494,958,651.60x = 742,437,977.40 × 222,860,859.60
  4. Step 4: Simplify right side
    494,958,651.60x = 165,460,365,843,049,376
  5. Step 5: Solve for x
    x = 165,460,365,843,049,376/494,958,651.60
  6. Step 6: Final answer
    x = 334,291,289.40

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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.