Home / 412,621,635,626.85-619,215,173,089.20-144,010,615,755.52

Finding the Fourth Proportional to 412,621,635,626.85, 619,215,173,089.20 and 144,010,615,755.52

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Solution

The fourth proportional to 412,621,635,626.85, 619,215,173,089.20 and 144,010,615,755.52 is: 216,114,596,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,621,635,626.85 : 619,215,173,089.20 = 144,010,615,755.52 : x
  2. Step 2: Convert to fraction form
    412,621,635,626.85/619,215,173,089.20 = 144,010,615,755.52/x
  3. Step 3: Cross multiply
    412,621,635,626.85x = 619,215,173,089.20 × 144,010,615,755.52
  4. Step 4: Simplify right side
    412,621,635,626.85x = 89,173,558,361,736,576,237,568
  5. Step 5: Solve for x
    x = 89,173,558,361,736,576,237,568/412,621,635,626.85
  6. Step 6: Final answer
    x = 216,114,596,672.24

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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.