Home / 619,468,875.48-929,199,179.70-250,998,391.56

Finding the Fourth Proportional to 619,468,875.48, 929,199,179.70 and 250,998,391.56

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Solution

The fourth proportional to 619,468,875.48, 929,199,179.70 and 250,998,391.56 is: 376,495,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,468,875.48 : 929,199,179.70 = 250,998,391.56 : x
  2. Step 2: Convert to fraction form
    619,468,875.48/929,199,179.70 = 250,998,391.56/x
  3. Step 3: Cross multiply
    619,468,875.48x = 929,199,179.70 × 250,998,391.56
  4. Step 4: Simplify right side
    619,468,875.48x = 233,227,499,543,571,424
  5. Step 5: Solve for x
    x = 233,227,499,543,571,424/619,468,875.48
  6. Step 6: Final answer
    x = 376,495,912.51

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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.