Home / 12,715,194,214.58-19,072,993,583.25-7,078,609,161.59

Finding the Fourth Proportional to 12,715,194,214.58, 19,072,993,583.25 and 7,078,609,161.59

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Solution

The fourth proportional to 12,715,194,214.58, 19,072,993,583.25 and 7,078,609,161.59 is: 10,618,026,342.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715,194,214.58 : 19,072,993,583.25 = 7,078,609,161.59 : x
  2. Step 2: Convert to fraction form
    12,715,194,214.58/19,072,993,583.25 = 7,078,609,161.59/x
  3. Step 3: Cross multiply
    12,715,194,214.58x = 19,072,993,583.25 × 7,078,609,161.59
  4. Step 4: Simplify right side
    12,715,194,214.58x = 135,010,267,117,245,366,272
  5. Step 5: Solve for x
    x = 135,010,267,117,245,366,272/12,715,194,214.58
  6. Step 6: Final answer
    x = 10,618,026,342.26

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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.