Home / 413,426,425.53-620,230,441.86-122,270,849.04

Finding the Fourth Proportional to 413,426,425.53, 620,230,441.86 and 122,270,849.04

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Solution

The fourth proportional to 413,426,425.53, 620,230,441.86 and 122,270,849.04 is: 183,433,128.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,426,425.53 : 620,230,441.86 = 122,270,849.04 : x
  2. Step 2: Convert to fraction form
    413,426,425.53/620,230,441.86 = 122,270,849.04/x
  3. Step 3: Cross multiply
    413,426,425.53x = 620,230,441.86 × 122,270,849.04
  4. Step 4: Simplify right side
    413,426,425.53x = 75,836,102,726,676,560
  5. Step 5: Solve for x
    x = 75,836,102,726,676,560/413,426,425.53
  6. Step 6: Final answer
    x = 183,433,128.71

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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.