Home / 522,421,241.22-783,745,235.97-158,906,149.38

Finding the Fourth Proportional to 522,421,241.22, 783,745,235.97 and 158,906,149.38

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Solution

The fourth proportional to 522,421,241.22, 783,745,235.97 and 158,906,149.38 is: 238,393,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,421,241.22 : 783,745,235.97 = 158,906,149.38 : x
  2. Step 2: Convert to fraction form
    522,421,241.22/783,745,235.97 = 158,906,149.38/x
  3. Step 3: Cross multiply
    522,421,241.22x = 783,745,235.97 × 158,906,149.38
  4. Step 4: Simplify right side
    522,421,241.22x = 124,541,937,538,993,440
  5. Step 5: Solve for x
    x = 124,541,937,538,993,440/522,421,241.22
  6. Step 6: Final answer
    x = 238,393,709.35

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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.