Home / 182,004,139.40-273,006,209.10-120,782,136.20

Finding the Fourth Proportional to 182,004,139.40, 273,006,209.10 and 120,782,136.20

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Solution

The fourth proportional to 182,004,139.40, 273,006,209.10 and 120,782,136.20 is: 181,173,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,004,139.40 : 273,006,209.10 = 120,782,136.20 : x
  2. Step 2: Convert to fraction form
    182,004,139.40/273,006,209.10 = 120,782,136.20/x
  3. Step 3: Cross multiply
    182,004,139.40x = 273,006,209.10 × 120,782,136.20
  4. Step 4: Simplify right side
    182,004,139.40x = 32,974,273,130,961,884
  5. Step 5: Solve for x
    x = 32,974,273,130,961,884/182,004,139.40
  6. Step 6: Final answer
    x = 181,173,204.30

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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.