Home / 301,051,519.02-451,489,926.33-126,169,983.54

Finding the Fourth Proportional to 301,051,519.02, 451,489,926.33 and 126,169,983.54

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Solution

The fourth proportional to 301,051,519.02, 451,489,926.33 and 126,169,983.54 is: 189,218,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,051,519.02 : 451,489,926.33 = 126,169,983.54 : x
  2. Step 2: Convert to fraction form
    301,051,519.02/451,489,926.33 = 126,169,983.54/x
  3. Step 3: Cross multiply
    301,051,519.02x = 451,489,926.33 × 126,169,983.54
  4. Step 4: Simplify right side
    301,051,519.02x = 56,964,476,573,531,912
  5. Step 5: Solve for x
    x = 56,964,476,573,531,912/301,051,519.02
  6. Step 6: Final answer
    x = 189,218,366.21

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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.