Home / 381,885,192,238.20-572,827,788,357.30-158,220,807,214.20

Finding the Fourth Proportional to 381,885,192,238.20, 572,827,788,357.30 and 158,220,807,214.20

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Solution

The fourth proportional to 381,885,192,238.20, 572,827,788,357.30 and 158,220,807,214.20 is: 237,331,210,821.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,885,192,238.20 : 572,827,788,357.30 = 158,220,807,214.20 : x
  2. Step 2: Convert to fraction form
    381,885,192,238.20/572,827,788,357.30 = 158,220,807,214.20/x
  3. Step 3: Cross multiply
    381,885,192,238.20x = 572,827,788,357.30 × 158,220,807,214.20
  4. Step 4: Simplify right side
    381,885,192,238.20x = 90,633,275,068,616,938,618,880
  5. Step 5: Solve for x
    x = 90,633,275,068,616,938,618,880/381,885,192,238.20
  6. Step 6: Final answer
    x = 237,331,210,821.30

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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.