Home / 262,713,863,800.59-394,030,979,068.64-71,500,801,903.92

Finding the Fourth Proportional to 262,713,863,800.59, 394,030,979,068.64 and 71,500,801,903.92

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Solution

The fourth proportional to 262,713,863,800.59, 394,030,979,068.64 and 71,500,801,903.92 is: 107,240,366,270.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,713,863,800.59 : 394,030,979,068.64 = 71,500,801,903.92 : x
  2. Step 2: Convert to fraction form
    262,713,863,800.59/394,030,979,068.64 = 71,500,801,903.92/x
  3. Step 3: Cross multiply
    262,713,863,800.59x = 394,030,979,068.64 × 71,500,801,903.92
  4. Step 4: Simplify right side
    262,713,863,800.59x = 28,173,530,978,394,476,380,160
  5. Step 5: Solve for x
    x = 28,173,530,978,394,476,380,160/262,713,863,800.59
  6. Step 6: Final answer
    x = 107,240,366,270.81

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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.