Home / 258,181,100.19-356,279,525.06-140,703,902.01

Finding the Fourth Proportional to 258,181,100.19, 356,279,525.06 and 140,703,902.01

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Solution

The fourth proportional to 258,181,100.19, 356,279,525.06 and 140,703,902.01 is: 194,165,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,181,100.19 : 356,279,525.06 = 140,703,902.01 : x
  2. Step 2: Convert to fraction form
    258,181,100.19/356,279,525.06 = 140,703,902.01/x
  3. Step 3: Cross multiply
    258,181,100.19x = 356,279,525.06 × 140,703,902.01
  4. Step 4: Simplify right side
    258,181,100.19x = 50,129,919,381,508,056
  5. Step 5: Solve for x
    x = 50,129,919,381,508,056/258,181,100.19
  6. Step 6: Final answer
    x = 194,165,720.67

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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.