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Finding the Fourth Proportional to 196,751,796.60, 295,127,694.90 and 60,443,959.80

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Solution

The fourth proportional to 196,751,796.60, 295,127,694.90 and 60,443,959.80 is: 90,665,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,751,796.60 : 295,127,694.90 = 60,443,959.80 : x
  2. Step 2: Convert to fraction form
    196,751,796.60/295,127,694.90 = 60,443,959.80/x
  3. Step 3: Cross multiply
    196,751,796.60x = 295,127,694.90 × 60,443,959.80
  4. Step 4: Simplify right side
    196,751,796.60x = 17,838,686,526,402,262
  5. Step 5: Solve for x
    x = 17,838,686,526,402,262/196,751,796.60
  6. Step 6: Final answer
    x = 90,665,939.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.