Finding the Fourth Proportional to 7,064,511,356.04, 9,748,586,405.82 and 3,892,517,764.53
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Solution
The fourth proportional to 7,064,511,356.04, 9,748,586,405.82 and 3,892,517,764.53 is: 5,371,432,481.49
Step by Step Solution
- Step 1: Write the proportion equation
7,064,511,356.04 : 9,748,586,405.82 = 3,892,517,764.53 : x - Step 2: Convert to fraction form
7,064,511,356.04/9,748,586,405.82 = 3,892,517,764.53/x - Step 3: Cross multiply
7,064,511,356.04x = 9,748,586,405.82 × 3,892,517,764.53 - Step 4: Simplify right side
7,064,511,356.04x = 37,946,545,763,710,017,536 - Step 5: Solve for x
x = 37,946,545,763,710,017,536/7,064,511,356.04 - Step 6: Final answer
x = 5,371,432,481.49
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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.