Home / 415,253,610.14-622,942,342.60-152,917,985.94

Finding the Fourth Proportional to 415,253,610.14, 622,942,342.60 and 152,917,985.94

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Solution

The fourth proportional to 415,253,610.14, 622,942,342.60 and 152,917,985.94 is: 229,399,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,253,610.14 : 622,942,342.60 = 152,917,985.94 : x
  2. Step 2: Convert to fraction form
    415,253,610.14/622,942,342.60 = 152,917,985.94/x
  3. Step 3: Cross multiply
    415,253,610.14x = 622,942,342.60 × 152,917,985.94
  4. Step 4: Simplify right side
    415,253,610.14x = 95,259,088,387,137,472
  5. Step 5: Solve for x
    x = 95,259,088,387,137,472/415,253,610.14
  6. Step 6: Final answer
    x = 229,399,783.80

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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.