Home / 379,252,306.30-523,410,657.15-214,250,504.62

Finding the Fourth Proportional to 379,252,306.30, 523,410,657.15 and 214,250,504.62

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Solution

The fourth proportional to 379,252,306.30, 523,410,657.15 and 214,250,504.62 is: 295,689,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,252,306.30 : 523,410,657.15 = 214,250,504.62 : x
  2. Step 2: Convert to fraction form
    379,252,306.30/523,410,657.15 = 214,250,504.62/x
  3. Step 3: Cross multiply
    379,252,306.30x = 523,410,657.15 × 214,250,504.62
  4. Step 4: Simplify right side
    379,252,306.30x = 112,140,997,417,873,312
  5. Step 5: Solve for x
    x = 112,140,997,417,873,312/379,252,306.30
  6. Step 6: Final answer
    x = 295,689,691.41

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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.