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Finding the Fourth Proportional to 201,696,661.20, 302,544,991.80 and 184,477,972.80

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Solution

The fourth proportional to 201,696,661.20, 302,544,991.80 and 184,477,972.80 is: 276,716,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,696,661.20 : 302,544,991.80 = 184,477,972.80 : x
  2. Step 2: Convert to fraction form
    201,696,661.20/302,544,991.80 = 184,477,972.80/x
  3. Step 3: Cross multiply
    201,696,661.20x = 302,544,991.80 × 184,477,972.80
  4. Step 4: Simplify right side
    201,696,661.20x = 55,812,886,768,056,632
  5. Step 5: Solve for x
    x = 55,812,886,768,056,632/201,696,661.20
  6. Step 6: Final answer
    x = 276,716,959.20

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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.