Home / 345,485,884.89-476,654,108.90-196,701,734.33

Finding the Fourth Proportional to 345,485,884.89, 476,654,108.90 and 196,701,734.33

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Solution

The fourth proportional to 345,485,884.89, 476,654,108.90 and 196,701,734.33 is: 271,382,114.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,485,884.89 : 476,654,108.90 = 196,701,734.33 : x
  2. Step 2: Convert to fraction form
    345,485,884.89/476,654,108.90 = 196,701,734.33/x
  3. Step 3: Cross multiply
    345,485,884.89x = 476,654,108.90 × 196,701,734.33
  4. Step 4: Simplify right side
    345,485,884.89x = 93,758,689,896,150,688
  5. Step 5: Solve for x
    x = 93,758,689,896,150,688/345,485,884.89
  6. Step 6: Final answer
    x = 271,382,114.28

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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.