Home / 373,880,016.81-560,318,723.91-290,981,868.48

Finding the Fourth Proportional to 373,880,016.81, 560,318,723.91 and 290,981,868.48

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Solution

The fourth proportional to 373,880,016.81, 560,318,723.91 and 290,981,868.48 is: 436,082,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,880,016.81 : 560,318,723.91 = 290,981,868.48 : x
  2. Step 2: Convert to fraction form
    373,880,016.81/560,318,723.91 = 290,981,868.48/x
  3. Step 3: Cross multiply
    373,880,016.81x = 560,318,723.91 × 290,981,868.48
  4. Step 4: Simplify right side
    373,880,016.81x = 163,042,589,227,661,056
  5. Step 5: Solve for x
    x = 163,042,589,227,661,056/373,880,016.81
  6. Step 6: Final answer
    x = 436,082,651.91

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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.