Home / 196,681,203.20-271,412,946.08-108,573,309.60

Finding the Fourth Proportional to 196,681,203.20, 271,412,946.08 and 108,573,309.60

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Solution

The fourth proportional to 196,681,203.20, 271,412,946.08 and 108,573,309.60 is: 149,827,239.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,681,203.20 : 271,412,946.08 = 108,573,309.60 : x
  2. Step 2: Convert to fraction form
    196,681,203.20/271,412,946.08 = 108,573,309.60/x
  3. Step 3: Cross multiply
    196,681,203.20x = 271,412,946.08 × 108,573,309.60
  4. Step 4: Simplify right side
    196,681,203.20x = 29,468,201,824,191,944
  5. Step 5: Solve for x
    x = 29,468,201,824,191,944/196,681,203.20
  6. Step 6: Final answer
    x = 149,827,239.94

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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.