Home / 1,587,870,194.46-2,381,491,408.83-1,509,124,588.59

Finding the Fourth Proportional to 1,587,870,194.46, 2,381,491,408.83 and 1,509,124,588.59

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Solution

The fourth proportional to 1,587,870,194.46, 2,381,491,408.83 and 1,509,124,588.59 is: 2,263,388,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,870,194.46 : 2,381,491,408.83 = 1,509,124,588.59 : x
  2. Step 2: Convert to fraction form
    1,587,870,194.46/2,381,491,408.83 = 1,509,124,588.59/x
  3. Step 3: Cross multiply
    1,587,870,194.46x = 2,381,491,408.83 × 1,509,124,588.59
  4. Step 4: Simplify right side
    1,587,870,194.46x = 3,593,967,242,581,192,704
  5. Step 5: Solve for x
    x = 3,593,967,242,581,192,704/1,587,870,194.46
  6. Step 6: Final answer
    x = 2,263,388,566.09

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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.