Home / 85,076,620.60-127,614,930.90-50,980,415.80

Finding the Fourth Proportional to 85,076,620.60, 127,614,930.90 and 50,980,415.80

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Solution

The fourth proportional to 85,076,620.60, 127,614,930.90 and 50,980,415.80 is: 76,470,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,076,620.60 : 127,614,930.90 = 50,980,415.80 : x
  2. Step 2: Convert to fraction form
    85,076,620.60/127,614,930.90 = 50,980,415.80/x
  3. Step 3: Cross multiply
    85,076,620.60x = 127,614,930.90 × 50,980,415.80
  4. Step 4: Simplify right side
    85,076,620.60x = 6,505,862,239,570,268
  5. Step 5: Solve for x
    x = 6,505,862,239,570,268/85,076,620.60
  6. Step 6: Final answer
    x = 76,470,623.70

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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.