Finding the Fourth Proportional to 14,003,057,008.71, 19,324,276,893.18 and 7,572,876,988.08
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Solution
The fourth proportional to 14,003,057,008.71, 19,324,276,893.18 and 7,572,876,988.08 is: 10,450,601,729.65
Step by Step Solution
- Step 1: Write the proportion equation
14,003,057,008.71 : 19,324,276,893.18 = 7,572,876,988.08 : x - Step 2: Convert to fraction form
14,003,057,008.71/19,324,276,893.18 = 7,572,876,988.08/x - Step 3: Cross multiply
14,003,057,008.71x = 19,324,276,893.18 × 7,572,876,988.08 - Step 4: Simplify right side
14,003,057,008.71x = 146,340,371,795,648,905,216 - Step 5: Solve for x
x = 146,340,371,795,648,905,216/14,003,057,008.71 - Step 6: Final answer
x = 10,450,601,729.65
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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.