Home / 552,930,999.33-763,047,379.77-302,038,871.90

Finding the Fourth Proportional to 552,930,999.33, 763,047,379.77 and 302,038,871.90

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Solution

The fourth proportional to 552,930,999.33, 763,047,379.77 and 302,038,871.90 is: 416,815,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,930,999.33 : 763,047,379.77 = 302,038,871.90 : x
  2. Step 2: Convert to fraction form
    552,930,999.33/763,047,379.77 = 302,038,871.90/x
  3. Step 3: Cross multiply
    552,930,999.33x = 763,047,379.77 × 302,038,871.90
  4. Step 4: Simplify right side
    552,930,999.33x = 230,469,969,791,981,664
  5. Step 5: Solve for x
    x = 230,469,969,791,981,664/552,930,999.33
  6. Step 6: Final answer
    x = 416,815,063.85

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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.