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Finding the Fourth Proportional to 201,697,431.70, 302,546,147.55 and 184,478,743.30

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Solution

The fourth proportional to 201,697,431.70, 302,546,147.55 and 184,478,743.30 is: 276,718,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,697,431.70 : 302,546,147.55 = 184,478,743.30 : x
  2. Step 2: Convert to fraction form
    201,697,431.70/302,546,147.55 = 184,478,743.30/x
  3. Step 3: Cross multiply
    201,697,431.70x = 302,546,147.55 × 184,478,743.30
  4. Step 4: Simplify right side
    201,697,431.70x = 55,813,333,090,280,376
  5. Step 5: Solve for x
    x = 55,813,333,090,280,376/201,697,431.70
  6. Step 6: Final answer
    x = 276,718,114.95

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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.