Finding the Fourth Proportional to 7,945,471,054.49, 11,914,068,248.06 and 3,747,296,657.90
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Solution
The fourth proportional to 7,945,471,054.49, 11,914,068,248.06 and 3,747,296,657.90 is: 5,618,993,238.00
Step by Step Solution
- Step 1: Write the proportion equation
7,945,471,054.49 : 11,914,068,248.06 = 3,747,296,657.90 : x - Step 2: Convert to fraction form
7,945,471,054.49/11,914,068,248.06 = 3,747,296,657.90/x - Step 3: Cross multiply
7,945,471,054.49x = 11,914,068,248.06 × 3,747,296,657.90 - Step 4: Simplify right side
7,945,471,054.49x = 44,645,548,127,920,340,992 - Step 5: Solve for x
x = 44,645,548,127,920,340,992/7,945,471,054.49 - Step 6: Final answer
x = 5,618,993,238.00
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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.