Home / 18,401,900,685.08-27,546,237,286.02-12,006,667,256.91

Finding the Fourth Proportional to 18,401,900,685.08, 27,546,237,286.02 and 12,006,667,256.91

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Solution

The fourth proportional to 18,401,900,685.08, 27,546,237,286.02 and 12,006,667,256.91 is: 17,973,062,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401,900,685.08 : 27,546,237,286.02 = 12,006,667,256.91 : x
  2. Step 2: Convert to fraction form
    18,401,900,685.08/27,546,237,286.02 = 12,006,667,256.91/x
  3. Step 3: Cross multiply
    18,401,900,685.08x = 27,546,237,286.02 × 12,006,667,256.91
  4. Step 4: Simplify right side
    18,401,900,685.08x = 330,738,505,273,129,697,280
  5. Step 5: Solve for x
    x = 330,738,505,273,129,697,280/18,401,900,685.08
  6. Step 6: Final answer
    x = 17,973,062,181.64

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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.