Home / 621,423,469.32-932,257,997.88-227,953,948.83

Finding the Fourth Proportional to 621,423,469.32, 932,257,997.88 and 227,953,948.83

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Solution

The fourth proportional to 621,423,469.32, 932,257,997.88 and 227,953,948.83 is: 341,975,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,423,469.32 : 932,257,997.88 = 227,953,948.83 : x
  2. Step 2: Convert to fraction form
    621,423,469.32/932,257,997.88 = 227,953,948.83/x
  3. Step 3: Cross multiply
    621,423,469.32x = 932,257,997.88 × 227,953,948.83
  4. Step 4: Simplify right side
    621,423,469.32x = 212,511,891,945,095,776
  5. Step 5: Solve for x
    x = 212,511,891,945,095,776/621,423,469.32
  6. Step 6: Final answer
    x = 341,975,967.17

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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.