Home / 413,220,982.03-570,270,745.52-227,581,948.51

Finding the Fourth Proportional to 413,220,982.03, 570,270,745.52 and 227,581,948.51

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Solution

The fourth proportional to 413,220,982.03, 570,270,745.52 and 227,581,948.51 is: 314,077,292.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,220,982.03 : 570,270,745.52 = 227,581,948.51 : x
  2. Step 2: Convert to fraction form
    413,220,982.03/570,270,745.52 = 227,581,948.51/x
  3. Step 3: Cross multiply
    413,220,982.03x = 570,270,745.52 × 227,581,948.51
  4. Step 4: Simplify right side
    413,220,982.03x = 129,783,327,443,691,936
  5. Step 5: Solve for x
    x = 129,783,327,443,691,936/413,220,982.03
  6. Step 6: Final answer
    x = 314,077,292.99

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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.