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Finding the Fourth Proportional to 606,706,665.80, 908,520,350.70 and 333,769,065.80

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Solution

The fourth proportional to 606,706,665.80, 908,520,350.70 and 333,769,065.80 is: 499,806,588.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,706,665.80 : 908,520,350.70 = 333,769,065.80 : x
  2. Step 2: Convert to fraction form
    606,706,665.80/908,520,350.70 = 333,769,065.80/x
  3. Step 3: Cross multiply
    606,706,665.80x = 908,520,350.70 × 333,769,065.80
  4. Step 4: Simplify right side
    606,706,665.80x = 303,235,988,713,427,392
  5. Step 5: Solve for x
    x = 303,235,988,713,427,392/606,706,665.80
  6. Step 6: Final answer
    x = 499,806,588.27

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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.