Home / 140,978,313.48-211,467,179.28-79,539,582

Finding the Fourth Proportional to 140,978,313.48, 211,467,179.28 and 79,539,582

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Solution

The fourth proportional to 140,978,313.48, 211,467,179.28 and 79,539,582 is: 119,309,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,978,313.48 : 211,467,179.28 = 79,539,582 : x
  2. Step 2: Convert to fraction form
    140,978,313.48/211,467,179.28 = 79,539,582/x
  3. Step 3: Cross multiply
    140,978,313.48x = 211,467,179.28 × 79,539,582
  4. Step 4: Simplify right side
    140,978,313.48x = 16,820,011,046,650,262
  5. Step 5: Solve for x
    x = 16,820,011,046,650,262/140,978,313.48
  6. Step 6: Final answer
    x = 119,309,208.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.