Finding the Fourth Proportional to 11,439,920,368.08, 17,159,935,356.96 and 3,472,157,817.12
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Solution
The fourth proportional to 11,439,920,368.08, 17,159,935,356.96 and 3,472,157,817.12 is: 5,208,253,359.63
Step by Step Solution
- Step 1: Write the proportion equation
11,439,920,368.08 : 17,159,935,356.96 = 3,472,157,817.12 : x - Step 2: Convert to fraction form
11,439,920,368.08/17,159,935,356.96 = 3,472,157,817.12/x - Step 3: Cross multiply
11,439,920,368.08x = 17,159,935,356.96 × 3,472,157,817.12 - Step 4: Simplify right side
11,439,920,368.08x = 59,582,003,690,942,537,728 - Step 5: Solve for x
x = 59,582,003,690,942,537,728/11,439,920,368.08 - Step 6: Final answer
x = 5,208,253,359.63
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1.5x scale
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.