Home / 122,364,529,112.20-183,546,793,668.30-72,652,262,513.80

Finding the Fourth Proportional to 122,364,529,112.20, 183,546,793,668.30 and 72,652,262,513.80

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Solution

The fourth proportional to 122,364,529,112.20, 183,546,793,668.30 and 72,652,262,513.80 is: 108,978,393,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364,529,112.20 : 183,546,793,668.30 = 72,652,262,513.80 : x
  2. Step 2: Convert to fraction form
    122,364,529,112.20/183,546,793,668.30 = 72,652,262,513.80/x
  3. Step 3: Cross multiply
    122,364,529,112.20x = 183,546,793,668.30 × 72,652,262,513.80
  4. Step 4: Simplify right side
    122,364,529,112.20x = 13,335,089,837,155,614,195,712
  5. Step 5: Solve for x
    x = 13,335,089,837,155,614,195,712/122,364,529,112.20
  6. Step 6: Final answer
    x = 108,978,393,770.70

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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.