Home / 618,050,250.20-927,075,375.30-209,106,400.70

Finding the Fourth Proportional to 618,050,250.20, 927,075,375.30 and 209,106,400.70

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Solution

The fourth proportional to 618,050,250.20, 927,075,375.30 and 209,106,400.70 is: 313,659,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,050,250.20 : 927,075,375.30 = 209,106,400.70 : x
  2. Step 2: Convert to fraction form
    618,050,250.20/927,075,375.30 = 209,106,400.70/x
  3. Step 3: Cross multiply
    618,050,250.20x = 927,075,375.30 × 209,106,400.70
  4. Step 4: Simplify right side
    618,050,250.20x = 193,857,394,906,584,672
  5. Step 5: Solve for x
    x = 193,857,394,906,584,672/618,050,250.20
  6. Step 6: Final answer
    x = 313,659,601.05

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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.