Home / 356,659,239.84-492,193,741.24-197,892,237.56

Finding the Fourth Proportional to 356,659,239.84, 492,193,741.24 and 197,892,237.56

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Solution

The fourth proportional to 356,659,239.84, 492,193,741.24 and 197,892,237.56 is: 273,093,501.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,659,239.84 : 492,193,741.24 = 197,892,237.56 : x
  2. Step 2: Convert to fraction form
    356,659,239.84/492,193,741.24 = 197,892,237.56/x
  3. Step 3: Cross multiply
    356,659,239.84x = 492,193,741.24 × 197,892,237.56
  4. Step 4: Simplify right side
    356,659,239.84x = 97,401,320,767,011,248
  5. Step 5: Solve for x
    x = 97,401,320,767,011,248/356,659,239.84
  6. Step 6: Final answer
    x = 273,093,501.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.