Home / 413,570,822.20-620,356,233.30-368,371,765.15

Finding the Fourth Proportional to 413,570,822.20, 620,356,233.30 and 368,371,765.15

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Solution

The fourth proportional to 413,570,822.20, 620,356,233.30 and 368,371,765.15 is: 552,557,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,570,822.20 : 620,356,233.30 = 368,371,765.15 : x
  2. Step 2: Convert to fraction form
    413,570,822.20/620,356,233.30 = 368,371,765.15/x
  3. Step 3: Cross multiply
    413,570,822.20x = 620,356,233.30 × 368,371,765.15
  4. Step 4: Simplify right side
    413,570,822.20x = 228,521,720,682,526,176
  5. Step 5: Solve for x
    x = 228,521,720,682,526,176/413,570,822.20
  6. Step 6: Final answer
    x = 552,557,647.73

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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.