Home / 248,469,226.70-342,902,873.63-136,959,816.02

Finding the Fourth Proportional to 248,469,226.70, 342,902,873.63 and 136,959,816.02

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Solution

The fourth proportional to 248,469,226.70, 342,902,873.63 and 136,959,816.02 is: 189,013,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,469,226.70 : 342,902,873.63 = 136,959,816.02 : x
  2. Step 2: Convert to fraction form
    248,469,226.70/342,902,873.63 = 136,959,816.02/x
  3. Step 3: Cross multiply
    248,469,226.70x = 342,902,873.63 × 136,959,816.02
  4. Step 4: Simplify right side
    248,469,226.70x = 46,963,914,482,694,792
  5. Step 5: Solve for x
    x = 46,963,914,482,694,792/248,469,226.70
  6. Step 6: Final answer
    x = 189,013,002.16

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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.