Home / 134,530,096.86-185,651,531.82-72,650,433.60

Finding the Fourth Proportional to 134,530,096.86, 185,651,531.82 and 72,650,433.60

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Solution

The fourth proportional to 134,530,096.86, 185,651,531.82 and 72,650,433.60 is: 100,257,597.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,530,096.86 : 185,651,531.82 = 72,650,433.60 : x
  2. Step 2: Convert to fraction form
    134,530,096.86/185,651,531.82 = 72,650,433.60/x
  3. Step 3: Cross multiply
    134,530,096.86x = 185,651,531.82 × 72,650,433.60
  4. Step 4: Simplify right side
    134,530,096.86x = 13,487,664,285,227,196
  5. Step 5: Solve for x
    x = 13,487,664,285,227,196/134,530,096.86
  6. Step 6: Final answer
    x = 100,257,597.37

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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.