Home / 538,961,328,015.20-808,441,992,022.80-141,508,083,240.80

Finding the Fourth Proportional to 538,961,328,015.20, 808,441,992,022.80 and 141,508,083,240.80

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Solution

The fourth proportional to 538,961,328,015.20, 808,441,992,022.80 and 141,508,083,240.80 is: 212,262,124,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,961,328,015.20 : 808,441,992,022.80 = 141,508,083,240.80 : x
  2. Step 2: Convert to fraction form
    538,961,328,015.20/808,441,992,022.80 = 141,508,083,240.80/x
  3. Step 3: Cross multiply
    538,961,328,015.20x = 808,441,992,022.80 × 141,508,083,240.80
  4. Step 4: Simplify right side
    538,961,328,015.20x = 114,401,076,702,520,555,864,064
  5. Step 5: Solve for x
    x = 114,401,076,702,520,555,864,064/538,961,328,015.20
  6. Step 6: Final answer
    x = 212,262,124,861.20

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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.