Home / 415,253,609.14-622,942,341.10-152,917,984.94

Finding the Fourth Proportional to 415,253,609.14, 622,942,341.10 and 152,917,984.94

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Solution

The fourth proportional to 415,253,609.14, 622,942,341.10 and 152,917,984.94 is: 229,399,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,253,609.14 : 622,942,341.10 = 152,917,984.94 : x
  2. Step 2: Convert to fraction form
    415,253,609.14/622,942,341.10 = 152,917,984.94/x
  3. Step 3: Cross multiply
    415,253,609.14x = 622,942,341.10 × 152,917,984.94
  4. Step 4: Simplify right side
    415,253,609.14x = 95,259,087,534,818,144
  5. Step 5: Solve for x
    x = 95,259,087,534,818,144/415,253,609.14
  6. Step 6: Final answer
    x = 229,399,782.30

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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.