Home / 295,632,142.96-407,833,450.19-210,877,994.56

Finding the Fourth Proportional to 295,632,142.96, 407,833,450.19 and 210,877,994.56

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Solution

The fourth proportional to 295,632,142.96, 407,833,450.19 and 210,877,994.56 is: 290,912,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,632,142.96 : 407,833,450.19 = 210,877,994.56 : x
  2. Step 2: Convert to fraction form
    295,632,142.96/407,833,450.19 = 210,877,994.56/x
  3. Step 3: Cross multiply
    295,632,142.96x = 407,833,450.19 × 210,877,994.56
  4. Step 4: Simplify right side
    295,632,142.96x = 86,003,100,088,478,880
  5. Step 5: Solve for x
    x = 86,003,100,088,478,880/295,632,142.96
  6. Step 6: Final answer
    x = 290,912,548.37

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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.