Home / 449,335,022,556.06-674,234,259,881.54-210,593,926,068.39

Finding the Fourth Proportional to 449,335,022,556.06, 674,234,259,881.54 and 210,593,926,068.39

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Solution

The fourth proportional to 449,335,022,556.06, 674,234,259,881.54 and 210,593,926,068.39 is: 315,999,494,253.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,335,022,556.06 : 674,234,259,881.54 = 210,593,926,068.39 : x
  2. Step 2: Convert to fraction form
    449,335,022,556.06/674,234,259,881.54 = 210,593,926,068.39/x
  3. Step 3: Cross multiply
    449,335,022,556.06x = 674,234,259,881.54 × 210,593,926,068.39
  4. Step 4: Simplify right side
    449,335,022,556.06x = 141,989,639,878,268,703,211,520
  5. Step 5: Solve for x
    x = 141,989,639,878,268,703,211,520/449,335,022,556.06
  6. Step 6: Final answer
    x = 315,999,494,253.88

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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.