Home / 381,885,193,662.70-572,827,790,494.05-158,220,808,638.70

Finding the Fourth Proportional to 381,885,193,662.70, 572,827,790,494.05 and 158,220,808,638.70

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Solution

The fourth proportional to 381,885,193,662.70, 572,827,790,494.05 and 158,220,808,638.70 is: 237,331,212,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,885,193,662.70 : 572,827,790,494.05 = 158,220,808,638.70 : x
  2. Step 2: Convert to fraction form
    381,885,193,662.70/572,827,790,494.05 = 158,220,808,638.70/x
  3. Step 3: Cross multiply
    381,885,193,662.70x = 572,827,790,494.05 × 158,220,808,638.70
  4. Step 4: Simplify right side
    381,885,193,662.70x = 90,633,276,222,688,441,925,632
  5. Step 5: Solve for x
    x = 90,633,276,222,688,441,925,632/381,885,193,662.70
  6. Step 6: Final answer
    x = 237,331,212,958.05

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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.