Home / 347,408,029,425.35-520,813,589,862.20-120,738,032,224.57

Finding the Fourth Proportional to 347,408,029,425.35, 520,813,589,862.20 and 120,738,032,224.57

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Solution

The fourth proportional to 347,408,029,425.35, 520,813,589,862.20 and 120,738,032,224.57 is: 181,003,323,670.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,408,029,425.35 : 520,813,589,862.20 = 120,738,032,224.57 : x
  2. Step 2: Convert to fraction form
    347,408,029,425.35/520,813,589,862.20 = 120,738,032,224.57/x
  3. Step 3: Cross multiply
    347,408,029,425.35x = 520,813,589,862.20 × 120,738,032,224.57
  4. Step 4: Simplify right side
    347,408,029,425.35x = 62,882,007,995,776,294,191,104
  5. Step 5: Solve for x
    x = 62,882,007,995,776,294,191,104/347,408,029,425.35
  6. Step 6: Final answer
    x = 181,003,323,670.41

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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.