Home / 336,019,268.10-503,021,132.55-199,634,448.90

Finding the Fourth Proportional to 336,019,268.10, 503,021,132.55 and 199,634,448.90

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Solution

The fourth proportional to 336,019,268.10, 503,021,132.55 and 199,634,448.90 is: 298,852,941.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,019,268.10 : 503,021,132.55 = 199,634,448.90 : x
  2. Step 2: Convert to fraction form
    336,019,268.10/503,021,132.55 = 199,634,448.90/x
  3. Step 3: Cross multiply
    336,019,268.10x = 503,021,132.55 × 199,634,448.90
  4. Step 4: Simplify right side
    336,019,268.10x = 100,420,346,581,673,104
  5. Step 5: Solve for x
    x = 100,420,346,581,673,104/336,019,268.10
  6. Step 6: Final answer
    x = 298,852,941.23

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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.