Home / 306,890,315.94-460,626,504.27-189,951,943.63

Finding the Fourth Proportional to 306,890,315.94, 460,626,504.27 and 189,951,943.63

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Solution

The fourth proportional to 306,890,315.94, 460,626,504.27 and 189,951,943.63 is: 285,108,050.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,890,315.94 : 460,626,504.27 = 189,951,943.63 : x
  2. Step 2: Convert to fraction form
    306,890,315.94/460,626,504.27 = 189,951,943.63/x
  3. Step 3: Cross multiply
    306,890,315.94x = 460,626,504.27 × 189,951,943.63
  4. Step 4: Simplify right side
    306,890,315.94x = 87,496,899,773,578,992
  5. Step 5: Solve for x
    x = 87,496,899,773,578,992/306,890,315.94
  6. Step 6: Final answer
    x = 285,108,050.76

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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.