Home / 305,856,008.40-458,485,414.20-273,607,381.20

Finding the Fourth Proportional to 305,856,008.40, 458,485,414.20 and 273,607,381.20

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Solution

The fourth proportional to 305,856,008.40, 458,485,414.20 and 273,607,381.20 is: 410,143,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,856,008.40 : 458,485,414.20 = 273,607,381.20 : x
  2. Step 2: Convert to fraction form
    305,856,008.40/458,485,414.20 = 273,607,381.20/x
  3. Step 3: Cross multiply
    305,856,008.40x = 458,485,414.20 × 273,607,381.20
  4. Step 4: Simplify right side
    305,856,008.40x = 125,444,993,497,659,280
  5. Step 5: Solve for x
    x = 125,444,993,497,659,280/305,856,008.40
  6. Step 6: Final answer
    x = 410,143,956.80

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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.