Home / 412,582,772.43-570,180,799.94-338,125,920.03

Finding the Fourth Proportional to 412,582,772.43, 570,180,799.94 and 338,125,920.03

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Solution

The fourth proportional to 412,582,772.43, 570,180,799.94 and 338,125,920.03 is: 467,282,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,582,772.43 : 570,180,799.94 = 338,125,920.03 : x
  2. Step 2: Convert to fraction form
    412,582,772.43/570,180,799.94 = 338,125,920.03/x
  3. Step 3: Cross multiply
    412,582,772.43x = 570,180,799.94 × 338,125,920.03
  4. Step 4: Simplify right side
    412,582,772.43x = 192,792,907,561,463,200
  5. Step 5: Solve for x
    x = 192,792,907,561,463,200/412,582,772.43
  6. Step 6: Final answer
    x = 467,282,980.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.