Home / 357,036,626.80-535,554,940.20-331,208,594.20

Finding the Fourth Proportional to 357,036,626.80, 535,554,940.20 and 331,208,594.20

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Solution

The fourth proportional to 357,036,626.80, 535,554,940.20 and 331,208,594.20 is: 496,812,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,036,626.80 : 535,554,940.20 = 331,208,594.20 : x
  2. Step 2: Convert to fraction form
    357,036,626.80/535,554,940.20 = 331,208,594.20/x
  3. Step 3: Cross multiply
    357,036,626.80x = 535,554,940.20 × 331,208,594.20
  4. Step 4: Simplify right side
    357,036,626.80x = 177,380,398,860,507,072
  5. Step 5: Solve for x
    x = 177,380,398,860,507,072/357,036,626.80
  6. Step 6: Final answer
    x = 496,812,891.30

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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.