Finding the Fourth Proportional to 6,487,616,205.66, 8,953,099,231.47 and 3,668,163,596.94
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Solution
The fourth proportional to 6,487,616,205.66, 8,953,099,231.47 and 3,668,163,596.94 is: 5,062,172,551.46
Step by Step Solution
- Step 1: Write the proportion equation
6,487,616,205.66 : 8,953,099,231.47 = 3,668,163,596.94 : x - Step 2: Convert to fraction form
6,487,616,205.66/8,953,099,231.47 = 3,668,163,596.94/x - Step 3: Cross multiply
6,487,616,205.66x = 8,953,099,231.47 × 3,668,163,596.94 - Step 4: Simplify right side
6,487,616,205.66x = 32,841,432,680,669,741,056 - Step 5: Solve for x
x = 32,841,432,680,669,741,056/6,487,616,205.66 - Step 6: Final answer
x = 5,062,172,551.46
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Double scale
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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.