Home / 381,546,174,890.01-572,488,271,419.89-199,985,858,893.01

Finding the Fourth Proportional to 381,546,174,890.01, 572,488,271,419.89 and 199,985,858,893.01

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Solution

The fourth proportional to 381,546,174,890.01, 572,488,271,419.89 and 199,985,858,893.01 is: 300,067,373,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,546,174,890.01 : 572,488,271,419.89 = 199,985,858,893.01 : x
  2. Step 2: Convert to fraction form
    381,546,174,890.01/572,488,271,419.89 = 199,985,858,893.01/x
  3. Step 3: Cross multiply
    381,546,174,890.01x = 572,488,271,419.89 × 199,985,858,893.01
  4. Step 4: Simplify right side
    381,546,174,890.01x = 114,489,558,666,081,346,781,184
  5. Step 5: Solve for x
    x = 114,489,558,666,081,346,781,184/381,546,174,890.01
  6. Step 6: Final answer
    x = 300,067,373,756.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.