Home / 293,590,242.48-440,375,389.79-75,242,728.56

Finding the Fourth Proportional to 293,590,242.48, 440,375,389.79 and 75,242,728.56

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Solution

The fourth proportional to 293,590,242.48, 440,375,389.79 and 75,242,728.56 is: 112,861,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,590,242.48 : 440,375,389.79 = 75,242,728.56 : x
  2. Step 2: Convert to fraction form
    293,590,242.48/440,375,389.79 = 75,242,728.56/x
  3. Step 3: Cross multiply
    293,590,242.48x = 440,375,389.79 × 75,242,728.56
  4. Step 4: Simplify right side
    293,590,242.48x = 33,135,045,918,096,956
  5. Step 5: Solve for x
    x = 33,135,045,918,096,956/293,590,242.48
  6. Step 6: Final answer
    x = 112,861,536.67

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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.