Home / 381,885,193,670.20-572,827,790,505.30-158,220,808,646.20

Finding the Fourth Proportional to 381,885,193,670.20, 572,827,790,505.30 and 158,220,808,646.20

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Solution

The fourth proportional to 381,885,193,670.20, 572,827,790,505.30 and 158,220,808,646.20 is: 237,331,212,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,885,193,670.20 : 572,827,790,505.30 = 158,220,808,646.20 : x
  2. Step 2: Convert to fraction form
    381,885,193,670.20/572,827,790,505.30 = 158,220,808,646.20/x
  3. Step 3: Cross multiply
    381,885,193,670.20x = 572,827,790,505.30 × 158,220,808,646.20
  4. Step 4: Simplify right side
    381,885,193,670.20x = 90,633,276,228,764,629,467,136
  5. Step 5: Solve for x
    x = 90,633,276,228,764,629,467,136/381,885,193,670.20
  6. Step 6: Final answer
    x = 237,331,212,969.30

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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.