Home / 240,071,166.72-331,299,800.64-130,062,879.72

Finding the Fourth Proportional to 240,071,166.72, 331,299,800.64 and 130,062,879.72

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Solution

The fourth proportional to 240,071,166.72, 331,299,800.64 and 130,062,879.72 is: 179,487,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,071,166.72 : 331,299,800.64 = 130,062,879.72 : x
  2. Step 2: Convert to fraction form
    240,071,166.72/331,299,800.64 = 130,062,879.72/x
  3. Step 3: Cross multiply
    240,071,166.72x = 331,299,800.64 × 130,062,879.72
  4. Step 4: Simplify right side
    240,071,166.72x = 43,089,806,121,900,296
  5. Step 5: Solve for x
    x = 43,089,806,121,900,296/240,071,166.72
  6. Step 6: Final answer
    x = 179,487,635.73

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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.