Home / 127,872,387.60-191,833,464.60-55,089,027.60

Finding the Fourth Proportional to 127,872,387.60, 191,833,464.60 and 55,089,027.60

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Solution

The fourth proportional to 127,872,387.60, 191,833,464.60 and 55,089,027.60 is: 82,644,261.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,872,387.60 : 191,833,464.60 = 55,089,027.60 : x
  2. Step 2: Convert to fraction form
    127,872,387.60/191,833,464.60 = 55,089,027.60/x
  3. Step 3: Cross multiply
    127,872,387.60x = 191,833,464.60 × 55,089,027.60
  4. Step 4: Simplify right side
    127,872,387.60x = 10,567,919,025,953,022
  5. Step 5: Solve for x
    x = 10,567,919,025,953,022/127,872,387.60
  6. Step 6: Final answer
    x = 82,644,261.39

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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.