Home / 538,961,327,999.70-808,441,991,999.55-141,508,083,225.30

Finding the Fourth Proportional to 538,961,327,999.70, 808,441,991,999.55 and 141,508,083,225.30

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Solution

The fourth proportional to 538,961,327,999.70, 808,441,991,999.55 and 141,508,083,225.30 is: 212,262,124,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,961,327,999.70 : 808,441,991,999.55 = 141,508,083,225.30 : x
  2. Step 2: Convert to fraction form
    538,961,327,999.70/808,441,991,999.55 = 141,508,083,225.30/x
  3. Step 3: Cross multiply
    538,961,327,999.70x = 808,441,991,999.55 × 141,508,083,225.30
  4. Step 4: Simplify right side
    538,961,327,999.70x = 114,401,076,686,699,641,176,064
  5. Step 5: Solve for x
    x = 114,401,076,686,699,641,176,064/538,961,327,999.70
  6. Step 6: Final answer
    x = 212,262,124,837.95

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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.