Home / 122,791,987.40-184,155,905.10-36,507,158.60

Finding the Fourth Proportional to 122,791,987.40, 184,155,905.10 and 36,507,158.60

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Solution

The fourth proportional to 122,791,987.40, 184,155,905.10 and 36,507,158.60 is: 54,751,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,791,987.40 : 184,155,905.10 = 36,507,158.60 : x
  2. Step 2: Convert to fraction form
    122,791,987.40/184,155,905.10 = 36,507,158.60/x
  3. Step 3: Cross multiply
    122,791,987.40x = 184,155,905.10 × 36,507,158.60
  4. Step 4: Simplify right side
    122,791,987.40x = 6,723,008,834,612,249
  5. Step 5: Solve for x
    x = 6,723,008,834,612,249/122,791,987.40
  6. Step 6: Final answer
    x = 54,751,201.42

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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.