Home / 237,700,996.98-327,997,071.90-138,556,938.66

Finding the Fourth Proportional to 237,700,996.98, 327,997,071.90 and 138,556,938.66

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Solution

The fourth proportional to 237,700,996.98, 327,997,071.90 and 138,556,938.66 is: 191,190,911.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,700,996.98 : 327,997,071.90 = 138,556,938.66 : x
  2. Step 2: Convert to fraction form
    237,700,996.98/327,997,071.90 = 138,556,938.66/x
  3. Step 3: Cross multiply
    237,700,996.98x = 327,997,071.90 × 138,556,938.66
  4. Step 4: Simplify right side
    237,700,996.98x = 45,446,270,171,907,904
  5. Step 5: Solve for x
    x = 45,446,270,171,907,904/237,700,996.98
  6. Step 6: Final answer
    x = 191,190,911.06

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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.