Home / 413,426,321.54-620,230,285.73-122,270,745.04

Finding the Fourth Proportional to 413,426,321.54, 620,230,285.73 and 122,270,745.04

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Solution

The fourth proportional to 413,426,321.54, 620,230,285.73 and 122,270,745.04 is: 183,432,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,426,321.54 : 620,230,285.73 = 122,270,745.04 : x
  2. Step 2: Convert to fraction form
    413,426,321.54/620,230,285.73 = 122,270,745.04/x
  3. Step 3: Cross multiply
    413,426,321.54x = 620,230,285.73 × 122,270,745.04
  4. Step 4: Simplify right side
    413,426,321.54x = 75,836,019,132,579,184
  5. Step 5: Solve for x
    x = 75,836,019,132,579,184/413,426,321.54
  6. Step 6: Final answer
    x = 183,432,972.65

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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.