Home / 305,231,963,460.22-457,897,679,008.89-90,122,250,046.78

Finding the Fourth Proportional to 305,231,963,460.22, 457,897,679,008.89 and 90,122,250,046.78

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Solution

The fourth proportional to 305,231,963,460.22, 457,897,679,008.89 and 90,122,250,046.78 is: 135,198,059,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,231,963,460.22 : 457,897,679,008.89 = 90,122,250,046.78 : x
  2. Step 2: Convert to fraction form
    305,231,963,460.22/457,897,679,008.89 = 90,122,250,046.78/x
  3. Step 3: Cross multiply
    305,231,963,460.22x = 457,897,679,008.89 × 90,122,250,046.78
  4. Step 4: Simplify right side
    305,231,963,460.22x = 41,266,769,123,479,390,257,152
  5. Step 5: Solve for x
    x = 41,266,769,123,479,390,257,152/305,231,963,460.22
  6. Step 6: Final answer
    x = 135,198,059,389.54

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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.