Home / 336,019,272.60-503,021,139.30-199,634,453.40

Finding the Fourth Proportional to 336,019,272.60, 503,021,139.30 and 199,634,453.40

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Solution

The fourth proportional to 336,019,272.60, 503,021,139.30 and 199,634,453.40 is: 298,852,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,019,272.60 : 503,021,139.30 = 199,634,453.40 : x
  2. Step 2: Convert to fraction form
    336,019,272.60/503,021,139.30 = 199,634,453.40/x
  3. Step 3: Cross multiply
    336,019,272.60x = 503,021,139.30 × 199,634,453.40
  4. Step 4: Simplify right side
    336,019,272.60x = 100,420,350,192,800,768
  5. Step 5: Solve for x
    x = 100,420,350,192,800,768/336,019,272.60
  6. Step 6: Final answer
    x = 298,852,947.97

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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.