Home / 130,409,136.20-195,613,704.30-92,145,384.20

Finding the Fourth Proportional to 130,409,136.20, 195,613,704.30 and 92,145,384.20

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Solution

The fourth proportional to 130,409,136.20, 195,613,704.30 and 92,145,384.20 is: 138,218,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,409,136.20 : 195,613,704.30 = 92,145,384.20 : x
  2. Step 2: Convert to fraction form
    130,409,136.20/195,613,704.30 = 92,145,384.20/x
  3. Step 3: Cross multiply
    130,409,136.20x = 195,613,704.30 × 92,145,384.20
  4. Step 4: Simplify right side
    130,409,136.20x = 18,024,899,937,508,692
  5. Step 5: Solve for x
    x = 18,024,899,937,508,692/130,409,136.20
  6. Step 6: Final answer
    x = 138,218,076.30

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Double scale
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Similar ratio
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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.