Home / 234,808,691.26-324,056,527.60-130,407,172.78

Finding the Fourth Proportional to 234,808,691.26, 324,056,527.60 and 130,407,172.78

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Solution

The fourth proportional to 234,808,691.26, 324,056,527.60 and 130,407,172.78 is: 179,973,302.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,808,691.26 : 324,056,527.60 = 130,407,172.78 : x
  2. Step 2: Convert to fraction form
    234,808,691.26/324,056,527.60 = 130,407,172.78/x
  3. Step 3: Cross multiply
    234,808,691.26x = 324,056,527.60 × 130,407,172.78
  4. Step 4: Simplify right side
    234,808,691.26x = 42,259,295,583,273,744
  5. Step 5: Solve for x
    x = 42,259,295,583,273,744/234,808,691.26
  6. Step 6: Final answer
    x = 179,973,302.34

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1.5x scale

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.