Home / 393,030,173,022.30-589,545,259,533.45-327,726,702,942.30

Finding the Fourth Proportional to 393,030,173,022.30, 589,545,259,533.45 and 327,726,702,942.30

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Solution

The fourth proportional to 393,030,173,022.30, 589,545,259,533.45 and 327,726,702,942.30 is: 491,590,054,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,030,173,022.30 : 589,545,259,533.45 = 327,726,702,942.30 : x
  2. Step 2: Convert to fraction form
    393,030,173,022.30/589,545,259,533.45 = 327,726,702,942.30/x
  3. Step 3: Cross multiply
    393,030,173,022.30x = 589,545,259,533.45 × 327,726,702,942.30
  4. Step 4: Simplify right side
    393,030,173,022.30x = 193,209,724,142,160,118,284,288
  5. Step 5: Solve for x
    x = 193,209,724,142,160,118,284,288/393,030,173,022.30
  6. Step 6: Final answer
    x = 491,590,054,413.45

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1.5x scale

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.