Home / 196,915,918.59-271,759,458.34-112,146,621.77

Finding the Fourth Proportional to 196,915,918.59, 271,759,458.34 and 112,146,621.77

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Solution

The fourth proportional to 196,915,918.59, 271,759,458.34 and 112,146,621.77 is: 154,771,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,915,918.59 : 271,759,458.34 = 112,146,621.77 : x
  2. Step 2: Convert to fraction form
    196,915,918.59/271,759,458.34 = 112,146,621.77/x
  3. Step 3: Cross multiply
    196,915,918.59x = 271,759,458.34 × 112,146,621.77
  4. Step 4: Simplify right side
    196,915,918.59x = 30,476,905,186,876,048
  5. Step 5: Solve for x
    x = 30,476,905,186,876,048/196,915,918.59
  6. Step 6: Final answer
    x = 154,771,160.22

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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.