Finding the Fourth Proportional to 6,487,281,904,081, 8,952,457,892,948 and 3,520,909,293,318
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Solution
The fourth proportional to 6,487,281,904,081, 8,952,457,892,948 and 3,520,909,293,318 is: 4,858,859,636,343.18
Step by Step Solution
- Step 1: Write the proportion equation
6,487,281,904,081 : 8,952,457,892,948 = 3,520,909,293,318 : x - Step 2: Convert to fraction form
6,487,281,904,081/8,952,457,892,948 = 3,520,909,293,318/x - Step 3: Cross multiply
6,487,281,904,081x = 8,952,457,892,948 × 3,520,909,293,318 - Step 4: Simplify right side
6,487,281,904,081x = 31,520,792,193,318,696,052,064,256 - Step 5: Solve for x
x = 31,520,792,193,318,696,052,064,256/6,487,281,904,081 - Step 6: Final answer
x = 4,858,859,636,343.18
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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.