Home / 522,421,279.34-783,745,293.09-158,906,187.50

Finding the Fourth Proportional to 522,421,279.34, 783,745,293.09 and 158,906,187.50

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Solution

The fourth proportional to 522,421,279.34, 783,745,293.09 and 158,906,187.50 is: 238,393,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,421,279.34 : 783,745,293.09 = 158,906,187.50 : x
  2. Step 2: Convert to fraction form
    522,421,279.34/783,745,293.09 = 158,906,187.50/x
  3. Step 3: Cross multiply
    522,421,279.34x = 783,745,293.09 × 158,906,187.50
  4. Step 4: Simplify right side
    522,421,279.34x = 124,541,976,496,002,000
  5. Step 5: Solve for x
    x = 124,541,976,496,002,000/522,421,279.34
  6. Step 6: Final answer
    x = 238,393,766.53

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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.