Home / 214,900,957.35-322,419,579.71-76,723,601.67

Finding the Fourth Proportional to 214,900,957.35, 322,419,579.71 and 76,723,601.67

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Solution

The fourth proportional to 214,900,957.35, 322,419,579.71 and 76,723,601.67 is: 115,109,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,900,957.35 : 322,419,579.71 = 76,723,601.67 : x
  2. Step 2: Convert to fraction form
    214,900,957.35/322,419,579.71 = 76,723,601.67/x
  3. Step 3: Cross multiply
    214,900,957.35x = 322,419,579.71 × 76,723,601.67
  4. Step 4: Simplify right side
    214,900,957.35x = 24,737,191,403,895,236
  5. Step 5: Solve for x
    x = 24,737,191,403,895,236/214,900,957.35
  6. Step 6: Final answer
    x = 115,109,731.05

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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.