Home / 215,219,662.02-322,827,365.52-98,601,939

Finding the Fourth Proportional to 215,219,662.02, 322,827,365.52 and 98,601,939

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Solution

The fourth proportional to 215,219,662.02, 322,827,365.52 and 98,601,939 is: 147,901,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,219,662.02 : 322,827,365.52 = 98,601,939 : x
  2. Step 2: Convert to fraction form
    215,219,662.02/322,827,365.52 = 98,601,939/x
  3. Step 3: Cross multiply
    215,219,662.02x = 322,827,365.52 × 98,601,939
  4. Step 4: Simplify right side
    215,219,662.02x = 31,831,404,202,533,740
  5. Step 5: Solve for x
    x = 31,831,404,202,533,740/215,219,662.02
  6. Step 6: Final answer
    x = 147,901,933.79

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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.