Home / 217,039,936.40-325,559,904.60-201,734,435.60

Finding the Fourth Proportional to 217,039,936.40, 325,559,904.60 and 201,734,435.60

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Solution

The fourth proportional to 217,039,936.40, 325,559,904.60 and 201,734,435.60 is: 302,601,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,039,936.40 : 325,559,904.60 = 201,734,435.60 : x
  2. Step 2: Convert to fraction form
    217,039,936.40/325,559,904.60 = 201,734,435.60/x
  3. Step 3: Cross multiply
    217,039,936.40x = 325,559,904.60 × 201,734,435.60
  4. Step 4: Simplify right side
    217,039,936.40x = 65,676,643,608,470,848
  5. Step 5: Solve for x
    x = 65,676,643,608,470,848/217,039,936.40
  6. Step 6: Final answer
    x = 302,601,653.40

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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.