Home / 215,013,553.20-323,316,592.20-179,978,007.60

Finding the Fourth Proportional to 215,013,553.20, 323,316,592.20 and 179,978,007.60

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Solution

The fourth proportional to 215,013,553.20, 323,316,592.20 and 179,978,007.60 is: 270,633,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,013,553.20 : 323,316,592.20 = 179,978,007.60 : x
  2. Step 2: Convert to fraction form
    215,013,553.20/323,316,592.20 = 179,978,007.60/x
  3. Step 3: Cross multiply
    215,013,553.20x = 323,316,592.20 × 179,978,007.60
  4. Step 4: Simplify right side
    215,013,553.20x = 58,189,876,088,177,696
  5. Step 5: Solve for x
    x = 58,189,876,088,177,696/215,013,553.20
  6. Step 6: Final answer
    x = 270,633,526.22

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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.