Home / 214,906,583.82-296,572,090-122,092,184.64

Finding the Fourth Proportional to 214,906,583.82, 296,572,090 and 122,092,184.64

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Solution

The fourth proportional to 214,906,583.82, 296,572,090 and 122,092,184.64 is: 168,487,785.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,906,583.82 : 296,572,090 = 122,092,184.64 : x
  2. Step 2: Convert to fraction form
    214,906,583.82/296,572,090 = 122,092,184.64/x
  3. Step 3: Cross multiply
    214,906,583.82x = 296,572,090 × 122,092,184.64
  4. Step 4: Simplify right side
    214,906,583.82x = 36,209,134,371,350,696
  5. Step 5: Solve for x
    x = 36,209,134,371,350,696/214,906,583.82
  6. Step 6: Final answer
    x = 168,487,785.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.