Finding the Fourth Proportional to 11,186,554,586,505, 15,437,281,038,497 and 6,248,248,398,859.40
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Solution
The fourth proportional to 11,186,554,586,505, 15,437,281,038,497 and 6,248,248,398,859.40 is: 8,622,491,025,779.46
Step by Step Solution
- Step 1: Write the proportion equation
11,186,554,586,505 : 15,437,281,038,497 = 6,248,248,398,859.40 : x - Step 2: Convert to fraction form
11,186,554,586,505/15,437,281,038,497 = 6,248,248,398,859.40/x - Step 3: Cross multiply
11,186,554,586,505x = 15,437,281,038,497 × 6,248,248,398,859.40 - Step 4: Simplify right side
11,186,554,586,505x = 96,455,966,531,531,457,215,594,496 - Step 5: Solve for x
x = 96,455,966,531,531,457,215,594,496/11,186,554,586,505 - Step 6: Final answer
x = 8,622,491,025,779.46
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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.