Home / 1,212,923,266,976.90-1,819,496,746,242.90-396,100,294,727.93

Finding the Fourth Proportional to 1,212,923,266,976.90, 1,819,496,746,242.90 and 396,100,294,727.93

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Solution

The fourth proportional to 1,212,923,266,976.90, 1,819,496,746,242.90 and 396,100,294,727.93 is: 594,186,967,193.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,923,266,976.90 : 1,819,496,746,242.90 = 396,100,294,727.93 : x
  2. Step 2: Convert to fraction form
    1,212,923,266,976.90/1,819,496,746,242.90 = 396,100,294,727.93/x
  3. Step 3: Cross multiply
    1,212,923,266,976.90x = 1,819,496,746,242.90 × 396,100,294,727.93
  4. Step 4: Simplify right side
    1,212,923,266,976.90x = 720,703,197,443,322,323,927,040
  5. Step 5: Solve for x
    x = 720,703,197,443,322,323,927,040/1,212,923,266,976.90
  6. Step 6: Final answer
    x = 594,186,967,193.41

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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.