Home / 240,155,148.60-331,414,388.49-130,146,861.60

Finding the Fourth Proportional to 240,155,148.60, 331,414,388.49 and 130,146,861.60

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Solution

The fourth proportional to 240,155,148.60, 331,414,388.49 and 130,146,861.60 is: 179,602,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,155,148.60 : 331,414,388.49 = 130,146,861.60 : x
  2. Step 2: Convert to fraction form
    240,155,148.60/331,414,388.49 = 130,146,861.60/x
  3. Step 3: Cross multiply
    240,155,148.60x = 331,414,388.49 × 130,146,861.60
  4. Step 4: Simplify right side
    240,155,148.60x = 43,132,542,551,056,664
  5. Step 5: Solve for x
    x = 43,132,542,551,056,664/240,155,148.60
  6. Step 6: Final answer
    x = 179,602,822.60

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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.