Home / 340,353,533.94-469,688,849.64-197,327,092.60

Finding the Fourth Proportional to 340,353,533.94, 469,688,849.64 and 197,327,092.60

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Solution

The fourth proportional to 340,353,533.94, 469,688,849.64 and 197,327,092.60 is: 272,311,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,353,533.94 : 469,688,849.64 = 197,327,092.60 : x
  2. Step 2: Convert to fraction form
    340,353,533.94/469,688,849.64 = 197,327,092.60/x
  3. Step 3: Cross multiply
    340,353,533.94x = 469,688,849.64 × 197,327,092.60
  4. Step 4: Simplify right side
    340,353,533.94x = 92,682,335,126,099,744
  5. Step 5: Solve for x
    x = 92,682,335,126,099,744/340,353,533.94
  6. Step 6: Final answer
    x = 272,311,951.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.