Finding the Fourth Proportional to 4,635,973,208.14, 6,399,307,136.34 and 2,756,374,007.94
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Solution
The fourth proportional to 4,635,973,208.14, 6,399,307,136.34 and 2,756,374,007.94 is: 3,804,785,547.18
Step by Step Solution
- Step 1: Write the proportion equation
4,635,973,208.14 : 6,399,307,136.34 = 2,756,374,007.94 : x - Step 2: Convert to fraction form
4,635,973,208.14/6,399,307,136.34 = 2,756,374,007.94/x - Step 3: Cross multiply
4,635,973,208.14x = 6,399,307,136.34 × 2,756,374,007.94 - Step 4: Simplify right side
4,635,973,208.14x = 17,638,883,859,432,529,920 - Step 5: Solve for x
x = 17,638,883,859,432,529,920/4,635,973,208.14 - Step 6: Final answer
x = 3,804,785,547.18
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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.