Home / 104,195,162.49-156,315,313.53-31,405,853.85

Finding the Fourth Proportional to 104,195,162.49, 156,315,313.53 and 31,405,853.85

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Solution

The fourth proportional to 104,195,162.49, 156,315,313.53 and 31,405,853.85 is: 47,115,583.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,195,162.49 : 156,315,313.53 = 31,405,853.85 : x
  2. Step 2: Convert to fraction form
    104,195,162.49/156,315,313.53 = 31,405,853.85/x
  3. Step 3: Cross multiply
    104,195,162.49x = 156,315,313.53 × 31,405,853.85
  4. Step 4: Simplify right side
    104,195,162.49x = 4,909,215,891,240,108
  5. Step 5: Solve for x
    x = 4,909,215,891,240,108/104,195,162.49
  6. Step 6: Final answer
    x = 47,115,583.62

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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.