Home / 122,364,529,115.20-183,546,793,672.80-72,652,262,516.80

Finding the Fourth Proportional to 122,364,529,115.20, 183,546,793,672.80 and 72,652,262,516.80

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Solution

The fourth proportional to 122,364,529,115.20, 183,546,793,672.80 and 72,652,262,516.80 is: 108,978,393,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364,529,115.20 : 183,546,793,672.80 = 72,652,262,516.80 : x
  2. Step 2: Convert to fraction form
    122,364,529,115.20/183,546,793,672.80 = 72,652,262,516.80/x
  3. Step 3: Cross multiply
    122,364,529,115.20x = 183,546,793,672.80 × 72,652,262,516.80
  4. Step 4: Simplify right side
    122,364,529,115.20x = 13,335,089,838,033,190,518,784
  5. Step 5: Solve for x
    x = 13,335,089,838,033,190,518,784/122,364,529,115.20
  6. Step 6: Final answer
    x = 108,978,393,775.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.