Home / 129,032,199.40-193,548,299.10-128,136,404.20

Finding the Fourth Proportional to 129,032,199.40, 193,548,299.10 and 128,136,404.20

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Solution

The fourth proportional to 129,032,199.40, 193,548,299.10 and 128,136,404.20 is: 192,204,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,032,199.40 : 193,548,299.10 = 128,136,404.20 : x
  2. Step 2: Convert to fraction form
    129,032,199.40/193,548,299.10 = 128,136,404.20/x
  3. Step 3: Cross multiply
    129,032,199.40x = 193,548,299.10 × 128,136,404.20
  4. Step 4: Simplify right side
    129,032,199.40x = 24,800,583,085,700,096
  5. Step 5: Solve for x
    x = 24,800,583,085,700,096/129,032,199.40
  6. Step 6: Final answer
    x = 192,204,606.30

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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.