Home / 301,042,451.40-451,511,611.90-79,716,974.90

Finding the Fourth Proportional to 301,042,451.40, 451,511,611.90 and 79,716,974.90

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Solution

The fourth proportional to 301,042,451.40, 451,511,611.90 and 79,716,974.90 is: 119,561,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,042,451.40 : 451,511,611.90 = 79,716,974.90 : x
  2. Step 2: Convert to fraction form
    301,042,451.40/451,511,611.90 = 79,716,974.90/x
  3. Step 3: Cross multiply
    301,042,451.40x = 451,511,611.90 × 79,716,974.90
  4. Step 4: Simplify right side
    301,042,451.40x = 35,993,139,832,890,844
  5. Step 5: Solve for x
    x = 35,993,139,832,890,844/301,042,451.40
  6. Step 6: Final answer
    x = 119,561,675.32

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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.