Home / 542,631,490.20-813,947,235.30-336,007,229.40

Finding the Fourth Proportional to 542,631,490.20, 813,947,235.30 and 336,007,229.40

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Solution

The fourth proportional to 542,631,490.20, 813,947,235.30 and 336,007,229.40 is: 504,010,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,631,490.20 : 813,947,235.30 = 336,007,229.40 : x
  2. Step 2: Convert to fraction form
    542,631,490.20/813,947,235.30 = 336,007,229.40/x
  3. Step 3: Cross multiply
    542,631,490.20x = 813,947,235.30 × 336,007,229.40
  4. Step 4: Simplify right side
    542,631,490.20x = 273,492,155,410,942,848
  5. Step 5: Solve for x
    x = 273,492,155,410,942,848/542,631,490.20
  6. Step 6: Final answer
    x = 504,010,844.10

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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.