Home / 588,379,328.81-812,000,349.11-324,061,269.29

Finding the Fourth Proportional to 588,379,328.81, 812,000,349.11 and 324,061,269.29

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Solution

The fourth proportional to 588,379,328.81, 812,000,349.11 and 324,061,269.29 is: 447,224,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,379,328.81 : 812,000,349.11 = 324,061,269.29 : x
  2. Step 2: Convert to fraction form
    588,379,328.81/812,000,349.11 = 324,061,269.29/x
  3. Step 3: Cross multiply
    588,379,328.81x = 812,000,349.11 × 324,061,269.29
  4. Step 4: Simplify right side
    588,379,328.81x = 263,137,863,796,509,728
  5. Step 5: Solve for x
    x = 263,137,863,796,509,728/588,379,328.81
  6. Step 6: Final answer
    x = 447,224,861.43

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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.