Home / 1,212,923,267,011.70-1,819,496,746,294.80-396,100,294,762.54

Finding the Fourth Proportional to 1,212,923,267,011.70, 1,819,496,746,294.80 and 396,100,294,762.54

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Solution

The fourth proportional to 1,212,923,267,011.70, 1,819,496,746,294.80 and 396,100,294,762.54 is: 594,186,967,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,923,267,011.70 : 1,819,496,746,294.80 = 396,100,294,762.54 : x
  2. Step 2: Convert to fraction form
    1,212,923,267,011.70/1,819,496,746,294.80 = 396,100,294,762.54/x
  3. Step 3: Cross multiply
    1,212,923,267,011.70x = 1,819,496,746,294.80 × 396,100,294,762.54
  4. Step 4: Simplify right side
    1,212,923,267,011.70x = 720,703,197,526,852,726,947,840
  5. Step 5: Solve for x
    x = 720,703,197,526,852,726,947,840/1,212,923,267,011.70
  6. Step 6: Final answer
    x = 594,186,967,245.23

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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.