Home / 126,604,479.88-189,880,147.44-35,706,811.24

Finding the Fourth Proportional to 126,604,479.88, 189,880,147.44 and 35,706,811.24

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Solution

The fourth proportional to 126,604,479.88, 189,880,147.44 and 35,706,811.24 is: 53,552,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,604,479.88 : 189,880,147.44 = 35,706,811.24 : x
  2. Step 2: Convert to fraction form
    126,604,479.88/189,880,147.44 = 35,706,811.24/x
  3. Step 3: Cross multiply
    126,604,479.88x = 189,880,147.44 × 35,706,811.24
  4. Step 4: Simplify right side
    126,604,479.88x = 6,780,014,582,863,450
  5. Step 5: Solve for x
    x = 6,780,014,582,863,450/126,604,479.88
  6. Step 6: Final answer
    x = 53,552,722.54

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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.