Home / 443,558,737.50-665,339,233.13-181,243,288.81

Finding the Fourth Proportional to 443,558,737.50, 665,339,233.13 and 181,243,288.81

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Solution

The fourth proportional to 443,558,737.50, 665,339,233.13 and 181,243,288.81 is: 271,865,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,558,737.50 : 665,339,233.13 = 181,243,288.81 : x
  2. Step 2: Convert to fraction form
    443,558,737.50/665,339,233.13 = 181,243,288.81/x
  3. Step 3: Cross multiply
    443,558,737.50x = 665,339,233.13 × 181,243,288.81
  4. Step 4: Simplify right side
    443,558,737.50x = 120,588,270,786,040,832
  5. Step 5: Solve for x
    x = 120,588,270,786,040,832/443,558,737.50
  6. Step 6: Final answer
    x = 271,865,393.67

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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.