Home / 279,283,658.20-419,114,444.10-125,850,736.60

Finding the Fourth Proportional to 279,283,658.20, 419,114,444.10 and 125,850,736.60

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Solution

The fourth proportional to 279,283,658.20, 419,114,444.10 and 125,850,736.60 is: 188,861,252.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,283,658.20 : 419,114,444.10 = 125,850,736.60 : x
  2. Step 2: Convert to fraction form
    279,283,658.20/419,114,444.10 = 125,850,736.60/x
  3. Step 3: Cross multiply
    279,283,658.20x = 419,114,444.10 × 125,850,736.60
  4. Step 4: Simplify right side
    279,283,658.20x = 52,745,861,509,684,528
  5. Step 5: Solve for x
    x = 52,745,861,509,684,528/279,283,658.20
  6. Step 6: Final answer
    x = 188,861,252.57

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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.