Home / 215,244,130.55-297,046,306.62-121,164,348.22

Finding the Fourth Proportional to 215,244,130.55, 297,046,306.62 and 121,164,348.22

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Solution

The fourth proportional to 215,244,130.55, 297,046,306.62 and 121,164,348.22 is: 167,212,095.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,244,130.55 : 297,046,306.62 = 121,164,348.22 : x
  2. Step 2: Convert to fraction form
    215,244,130.55/297,046,306.62 = 121,164,348.22/x
  3. Step 3: Cross multiply
    215,244,130.55x = 297,046,306.62 × 121,164,348.22
  4. Step 4: Simplify right side
    215,244,130.55x = 35,991,422,132,027,956
  5. Step 5: Solve for x
    x = 35,991,422,132,027,956/215,244,130.55
  6. Step 6: Final answer
    x = 167,212,095.59

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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.