Home / 373,879,983.15-560,318,673.39-290,981,834.82

Finding the Fourth Proportional to 373,879,983.15, 560,318,673.39 and 290,981,834.82

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Solution

The fourth proportional to 373,879,983.15, 560,318,673.39 and 290,981,834.82 is: 436,082,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,879,983.15 : 560,318,673.39 = 290,981,834.82 : x
  2. Step 2: Convert to fraction form
    373,879,983.15/560,318,673.39 = 290,981,834.82/x
  3. Step 3: Cross multiply
    373,879,983.15x = 560,318,673.39 × 290,981,834.82
  4. Step 4: Simplify right side
    373,879,983.15x = 163,042,555,666,930,496
  5. Step 5: Solve for x
    x = 163,042,555,666,930,496/373,879,983.15
  6. Step 6: Final answer
    x = 436,082,601.41

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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.