Home / 347,408,029,424.85-520,813,589,861.45-120,738,032,224.07

Finding the Fourth Proportional to 347,408,029,424.85, 520,813,589,861.45 and 120,738,032,224.07

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Solution

The fourth proportional to 347,408,029,424.85, 520,813,589,861.45 and 120,738,032,224.07 is: 181,003,323,669.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,408,029,424.85 : 520,813,589,861.45 = 120,738,032,224.07 : x
  2. Step 2: Convert to fraction form
    347,408,029,424.85/520,813,589,861.45 = 120,738,032,224.07/x
  3. Step 3: Cross multiply
    347,408,029,424.85x = 520,813,589,861.45 × 120,738,032,224.07
  4. Step 4: Simplify right side
    347,408,029,424.85x = 62,882,007,995,425,331,609,600
  5. Step 5: Solve for x
    x = 62,882,007,995,425,331,609,600/347,408,029,424.85
  6. Step 6: Final answer
    x = 181,003,323,669.66

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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.