Home / 240,027,296.72-331,239,259.72-130,019,008.72

Finding the Fourth Proportional to 240,027,296.72, 331,239,259.72 and 130,019,008.72

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Solution

The fourth proportional to 240,027,296.72, 331,239,259.72 and 130,019,008.72 is: 179,427,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,027,296.72 : 331,239,259.72 = 130,019,008.72 : x
  2. Step 2: Convert to fraction form
    240,027,296.72/331,239,259.72 = 130,019,008.72/x
  3. Step 3: Cross multiply
    240,027,296.72x = 331,239,259.72 × 130,019,008.72
  4. Step 4: Simplify right side
    240,027,296.72x = 43,067,400,197,941,032
  5. Step 5: Solve for x
    x = 43,067,400,197,941,032/240,027,296.72
  6. Step 6: Final answer
    x = 179,427,093.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.