Home / 809,909,207,535.30-1,214,013,393,057.40-272,500,593,883.23

Finding the Fourth Proportional to 809,909,207,535.30, 1,214,013,393,057.40 and 272,500,593,883.23

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Solution

The fourth proportional to 809,909,207,535.30, 1,214,013,393,057.40 and 272,500,593,883.23 is: 408,464,760,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,909,207,535.30 : 1,214,013,393,057.40 = 272,500,593,883.23 : x
  2. Step 2: Convert to fraction form
    809,909,207,535.30/1,214,013,393,057.40 = 272,500,593,883.23/x
  3. Step 3: Cross multiply
    809,909,207,535.30x = 1,214,013,393,057.40 × 272,500,593,883.23
  4. Step 4: Simplify right side
    809,909,207,535.30x = 330,819,370,590,336,643,497,984
  5. Step 5: Solve for x
    x = 330,819,370,590,336,643,497,984/809,909,207,535.30
  6. Step 6: Final answer
    x = 408,464,760,632.96

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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.