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Finding the Fourth Proportional to 122,927,373.60, 184,400,391.60 and 36,659,047.20

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Solution

The fourth proportional to 122,927,373.60, 184,400,391.60 and 36,659,047.20 is: 54,991,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,927,373.60 : 184,400,391.60 = 36,659,047.20 : x
  2. Step 2: Convert to fraction form
    122,927,373.60/184,400,391.60 = 36,659,047.20/x
  3. Step 3: Cross multiply
    122,927,373.60x = 184,400,391.60 × 36,659,047.20
  4. Step 4: Simplify right side
    122,927,373.60x = 6,759,942,659,362,884
  5. Step 5: Solve for x
    x = 6,759,942,659,362,884/122,927,373.60
  6. Step 6: Final answer
    x = 54,991,353.52

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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.