Home / 263,724,336.40-395,586,504.60-212,706,000.40

Finding the Fourth Proportional to 263,724,336.40, 395,586,504.60 and 212,706,000.40

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Solution

The fourth proportional to 263,724,336.40, 395,586,504.60 and 212,706,000.40 is: 319,059,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,724,336.40 : 395,586,504.60 = 212,706,000.40 : x
  2. Step 2: Convert to fraction form
    263,724,336.40/395,586,504.60 = 212,706,000.40/x
  3. Step 3: Cross multiply
    263,724,336.40x = 395,586,504.60 × 212,706,000.40
  4. Step 4: Simplify right side
    263,724,336.40x = 84,143,623,205,682,208
  5. Step 5: Solve for x
    x = 84,143,623,205,682,208/263,724,336.40
  6. Step 6: Final answer
    x = 319,059,000.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.