Home / 234,900,782.64-324,089,946.96-135,745,406.64

Finding the Fourth Proportional to 234,900,782.64, 324,089,946.96 and 135,745,406.64

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Solution

The fourth proportional to 234,900,782.64, 324,089,946.96 and 135,745,406.64 is: 187,286,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,900,782.64 : 324,089,946.96 = 135,745,406.64 : x
  2. Step 2: Convert to fraction form
    234,900,782.64/324,089,946.96 = 135,745,406.64/x
  3. Step 3: Cross multiply
    234,900,782.64x = 324,089,946.96 × 135,745,406.64
  4. Step 4: Simplify right side
    234,900,782.64x = 43,993,721,638,021,224
  5. Step 5: Solve for x
    x = 43,993,721,638,021,224/234,900,782.64
  6. Step 6: Final answer
    x = 187,286,398.72

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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.