Home / 199,291,298.10-298,936,947.15-181,116,015.90

Finding the Fourth Proportional to 199,291,298.10, 298,936,947.15 and 181,116,015.90

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Solution

The fourth proportional to 199,291,298.10, 298,936,947.15 and 181,116,015.90 is: 271,674,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,298.10 : 298,936,947.15 = 181,116,015.90 : x
  2. Step 2: Convert to fraction form
    199,291,298.10/298,936,947.15 = 181,116,015.90/x
  3. Step 3: Cross multiply
    199,291,298.10x = 298,936,947.15 × 181,116,015.90
  4. Step 4: Simplify right side
    199,291,298.10x = 54,142,268,873,116,856
  5. Step 5: Solve for x
    x = 54,142,268,873,116,856/199,291,298.10
  6. Step 6: Final answer
    x = 271,674,023.85

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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.