Finding the Fourth Proportional to 9,968,599,179.98, 13,760,902,665.88 and 6,211,266,137.36
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Solution
The fourth proportional to 9,968,599,179.98, 13,760,902,665.88 and 6,211,266,137.36 is: 8,574,186,523.59
Step by Step Solution
- Step 1: Write the proportion equation
9,968,599,179.98 : 13,760,902,665.88 = 6,211,266,137.36 : x - Step 2: Convert to fraction form
9,968,599,179.98/13,760,902,665.88 = 6,211,266,137.36/x - Step 3: Cross multiply
9,968,599,179.98x = 13,760,902,665.88 × 6,211,266,137.36 - Step 4: Simplify right side
9,968,599,179.98x = 85,472,628,748,087,377,920 - Step 5: Solve for x
x = 85,472,628,748,087,377,920/9,968,599,179.98 - Step 6: Final answer
x = 8,574,186,523.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.