Home / 625,379,968,567.45-862,976,993,998.91-350,972,624,063.46

Finding the Fourth Proportional to 625,379,968,567.45, 862,976,993,998.91 and 350,972,624,063.46

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Solution

The fourth proportional to 625,379,968,567.45, 862,976,993,998.91 and 350,972,624,063.46 is: 484,315,640,592.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,379,968,567.45 : 862,976,993,998.91 = 350,972,624,063.46 : x
  2. Step 2: Convert to fraction form
    625,379,968,567.45/862,976,993,998.91 = 350,972,624,063.46/x
  3. Step 3: Cross multiply
    625,379,968,567.45x = 862,976,993,998.91 × 350,972,624,063.46
  4. Step 4: Simplify right side
    625,379,968,567.45x = 302,881,300,090,194,237,587,456
  5. Step 5: Solve for x
    x = 302,881,300,090,194,237,587,456/625,379,968,567.45
  6. Step 6: Final answer
    x = 484,315,640,592.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.