Home / 379,252,305.30-523,410,655.77-214,250,503.62

Finding the Fourth Proportional to 379,252,305.30, 523,410,655.77 and 214,250,503.62

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Solution

The fourth proportional to 379,252,305.30, 523,410,655.77 and 214,250,503.62 is: 295,689,690.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,252,305.30 : 523,410,655.77 = 214,250,503.62 : x
  2. Step 2: Convert to fraction form
    379,252,305.30/523,410,655.77 = 214,250,503.62/x
  3. Step 3: Cross multiply
    379,252,305.30x = 523,410,655.77 × 214,250,503.62
  4. Step 4: Simplify right side
    379,252,305.30x = 112,140,996,598,796,960
  5. Step 5: Solve for x
    x = 112,140,996,598,796,960/379,252,305.30
  6. Step 6: Final answer
    x = 295,689,690.03

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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.