Home / 157,463,997.40-236,195,996.10-123,026,620.60

Finding the Fourth Proportional to 157,463,997.40, 236,195,996.10 and 123,026,620.60

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Solution

The fourth proportional to 157,463,997.40, 236,195,996.10 and 123,026,620.60 is: 184,539,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,463,997.40 : 236,195,996.10 = 123,026,620.60 : x
  2. Step 2: Convert to fraction form
    157,463,997.40/236,195,996.10 = 123,026,620.60/x
  3. Step 3: Cross multiply
    157,463,997.40x = 236,195,996.10 × 123,026,620.60
  4. Step 4: Simplify right side
    157,463,997.40x = 29,058,395,199,433,776
  5. Step 5: Solve for x
    x = 29,058,395,199,433,776/157,463,997.40
  6. Step 6: Final answer
    x = 184,539,930.90

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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.