Home / 656,345,218,329-985,644,504,667.53-402,863,074,822.80

Finding the Fourth Proportional to 656,345,218,329, 985,644,504,667.53 and 402,863,074,822.80

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Solution

The fourth proportional to 656,345,218,329, 985,644,504,667.53 and 402,863,074,822.80 is: 604,986,163,902.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,345,218,329 : 985,644,504,667.53 = 402,863,074,822.80 : x
  2. Step 2: Convert to fraction form
    656,345,218,329/985,644,504,667.53 = 402,863,074,822.80/x
  3. Step 3: Cross multiply
    656,345,218,329x = 985,644,504,667.53 × 402,863,074,822.80
  4. Step 4: Simplify right side
    656,345,218,329x = 397,079,775,832,556,812,894,208
  5. Step 5: Solve for x
    x = 397,079,775,832,556,812,894,208/656,345,218,329
  6. Step 6: Final answer
    x = 604,986,163,902.42

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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.