Home / 264,798,438.40-397,008,700.80-119,112,745.60

Finding the Fourth Proportional to 264,798,438.40, 397,008,700.80 and 119,112,745.60

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Solution

The fourth proportional to 264,798,438.40, 397,008,700.80 and 119,112,745.60 is: 178,584,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,798,438.40 : 397,008,700.80 = 119,112,745.60 : x
  2. Step 2: Convert to fraction form
    264,798,438.40/397,008,700.80 = 119,112,745.60/x
  3. Step 3: Cross multiply
    264,798,438.40x = 397,008,700.80 × 119,112,745.60
  4. Step 4: Simplify right side
    264,798,438.40x = 47,288,796,379,376,912
  5. Step 5: Solve for x
    x = 47,288,796,379,376,912/264,798,438.40
  6. Step 6: Final answer
    x = 178,584,121.06

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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.