Finding the Fourth Proportional to 11,186,554,596,970, 15,437,281,052,975 and 6,248,248,409,355.20
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Solution
The fourth proportional to 11,186,554,596,970, 15,437,281,052,975 and 6,248,248,409,355.20 is: 8,622,491,040,283.88
Step by Step Solution
- Step 1: Write the proportion equation
11,186,554,596,970 : 15,437,281,052,975 = 6,248,248,409,355.20 : x - Step 2: Convert to fraction form
11,186,554,596,970/15,437,281,052,975 = 6,248,248,409,355.20/x - Step 3: Cross multiply
11,186,554,596,970x = 15,437,281,052,975 × 6,248,248,409,355.20 - Step 4: Simplify right side
11,186,554,596,970x = 96,455,966,784,020,215,041,622,016 - Step 5: Solve for x
x = 96,455,966,784,020,215,041,622,016/11,186,554,596,970 - Step 6: Final answer
x = 8,622,491,040,283.88
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Double scale
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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.