Home / 809,909,207,622.68-1,214,013,393,188.70-272,500,593,970.96

Finding the Fourth Proportional to 809,909,207,622.68, 1,214,013,393,188.70 and 272,500,593,970.96

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Solution

The fourth proportional to 809,909,207,622.68, 1,214,013,393,188.70 and 272,500,593,970.96 is: 408,464,760,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,909,207,622.68 : 1,214,013,393,188.70 = 272,500,593,970.96 : x
  2. Step 2: Convert to fraction form
    809,909,207,622.68/1,214,013,393,188.70 = 272,500,593,970.96/x
  3. Step 3: Cross multiply
    809,909,207,622.68x = 1,214,013,393,188.70 × 272,500,593,970.96
  4. Step 4: Simplify right side
    809,909,207,622.68x = 330,819,370,732,621,326,712,832
  5. Step 5: Solve for x
    x = 330,819,370,732,621,326,712,832/809,909,207,622.68
  6. Step 6: Final answer
    x = 408,464,760,764.57

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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.