Home / 1,212,923,266,974.10-1,819,496,746,238.90-396,100,294,725.18

Finding the Fourth Proportional to 1,212,923,266,974.10, 1,819,496,746,238.90 and 396,100,294,725.18

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Solution

The fourth proportional to 1,212,923,266,974.10, 1,819,496,746,238.90 and 396,100,294,725.18 is: 594,186,967,189.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,923,266,974.10 : 1,819,496,746,238.90 = 396,100,294,725.18 : x
  2. Step 2: Convert to fraction form
    1,212,923,266,974.10/1,819,496,746,238.90 = 396,100,294,725.18/x
  3. Step 3: Cross multiply
    1,212,923,266,974.10x = 1,819,496,746,238.90 × 396,100,294,725.18
  4. Step 4: Simplify right side
    1,212,923,266,974.10x = 720,703,197,436,734,246,748,160
  5. Step 5: Solve for x
    x = 720,703,197,436,734,246,748,160/1,212,923,266,974.10
  6. Step 6: Final answer
    x = 594,186,967,189.35

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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.