Home / 211,637,448,747.20-317,456,173,120.80-195,474,839,902.40

Finding the Fourth Proportional to 211,637,448,747.20, 317,456,173,120.80 and 195,474,839,902.40

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Solution

The fourth proportional to 211,637,448,747.20, 317,456,173,120.80 and 195,474,839,902.40 is: 293,212,259,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,637,448,747.20 : 317,456,173,120.80 = 195,474,839,902.40 : x
  2. Step 2: Convert to fraction form
    211,637,448,747.20/317,456,173,120.80 = 195,474,839,902.40/x
  3. Step 3: Cross multiply
    211,637,448,747.20x = 317,456,173,120.80 × 195,474,839,902.40
  4. Step 4: Simplify right side
    211,637,448,747.20x = 62,054,694,616,816,955,686,912
  5. Step 5: Solve for x
    x = 62,054,694,616,816,955,686,912/211,637,448,747.20
  6. Step 6: Final answer
    x = 293,212,259,853.60

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1.5x scale

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.