Home / 381,885,193,352.70-572,827,790,029.05-158,220,808,328.70

Finding the Fourth Proportional to 381,885,193,352.70, 572,827,790,029.05 and 158,220,808,328.70

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Solution

The fourth proportional to 381,885,193,352.70, 572,827,790,029.05 and 158,220,808,328.70 is: 237,331,212,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,885,193,352.70 : 572,827,790,029.05 = 158,220,808,328.70 : x
  2. Step 2: Convert to fraction form
    381,885,193,352.70/572,827,790,029.05 = 158,220,808,328.70/x
  3. Step 3: Cross multiply
    381,885,193,352.70x = 572,827,790,029.05 × 158,220,808,328.70
  4. Step 4: Simplify right side
    381,885,193,352.70x = 90,633,275,971,539,138,772,992
  5. Step 5: Solve for x
    x = 90,633,275,971,539,138,772,992/381,885,193,352.70
  6. Step 6: Final answer
    x = 237,331,212,493.05

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Double scale
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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.