Home / 1,212,923,267,022.90-1,819,496,746,311.60-396,100,294,773.80

Finding the Fourth Proportional to 1,212,923,267,022.90, 1,819,496,746,311.60 and 396,100,294,773.80

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Solution

The fourth proportional to 1,212,923,267,022.90, 1,819,496,746,311.60 and 396,100,294,773.80 is: 594,186,967,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,923,267,022.90 : 1,819,496,746,311.60 = 396,100,294,773.80 : x
  2. Step 2: Convert to fraction form
    1,212,923,267,022.90/1,819,496,746,311.60 = 396,100,294,773.80/x
  3. Step 3: Cross multiply
    1,212,923,267,022.90x = 1,819,496,746,311.60 × 396,100,294,773.80
  4. Step 4: Simplify right side
    1,212,923,267,022.90x = 720,703,197,553,994,772,774,912
  5. Step 5: Solve for x
    x = 720,703,197,553,994,772,774,912/1,212,923,267,022.90
  6. Step 6: Final answer
    x = 594,186,967,262.12

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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.