Home / 522,421,234.22-783,745,225.47-158,906,142.38

Finding the Fourth Proportional to 522,421,234.22, 783,745,225.47 and 158,906,142.38

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Solution

The fourth proportional to 522,421,234.22, 783,745,225.47 and 158,906,142.38 is: 238,393,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,421,234.22 : 783,745,225.47 = 158,906,142.38 : x
  2. Step 2: Convert to fraction form
    522,421,234.22/783,745,225.47 = 158,906,142.38/x
  3. Step 3: Cross multiply
    522,421,234.22x = 783,745,225.47 × 158,906,142.38
  4. Step 4: Simplify right side
    522,421,234.22x = 124,541,930,384,262,304
  5. Step 5: Solve for x
    x = 124,541,930,384,262,304/522,421,234.22
  6. Step 6: Final answer
    x = 238,393,698.85

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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.