Home / 262,713,863,809.92-394,030,979,082.58-71,500,801,913.22

Finding the Fourth Proportional to 262,713,863,809.92, 394,030,979,082.58 and 71,500,801,913.22

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Solution

The fourth proportional to 262,713,863,809.92, 394,030,979,082.58 and 71,500,801,913.22 is: 107,240,366,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,713,863,809.92 : 394,030,979,082.58 = 71,500,801,913.22 : x
  2. Step 2: Convert to fraction form
    262,713,863,809.92/394,030,979,082.58 = 71,500,801,913.22/x
  3. Step 3: Cross multiply
    262,713,863,809.92x = 394,030,979,082.58 × 71,500,801,913.22
  4. Step 4: Simplify right side
    262,713,863,809.92x = 28,173,530,983,055,686,107,136
  5. Step 5: Solve for x
    x = 28,173,530,983,055,686,107,136/262,713,863,809.92
  6. Step 6: Final answer
    x = 107,240,366,284.74

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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.