Home / 196,916,264.36-271,918,747.14-122,703,481.16

Finding the Fourth Proportional to 196,916,264.36, 271,918,747.14 and 122,703,481.16

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Solution

The fourth proportional to 196,916,264.36, 271,918,747.14 and 122,703,481.16 is: 169,439,416.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,916,264.36 : 271,918,747.14 = 122,703,481.16 : x
  2. Step 2: Convert to fraction form
    196,916,264.36/271,918,747.14 = 122,703,481.16/x
  3. Step 3: Cross multiply
    196,916,264.36x = 271,918,747.14 × 122,703,481.16
  4. Step 4: Simplify right side
    196,916,264.36x = 33,365,376,866,743,792
  5. Step 5: Solve for x
    x = 33,365,376,866,743,792/196,916,264.36
  6. Step 6: Final answer
    x = 169,439,416.17

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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.