Finding the Fourth Proportional to 4,694,677,403.69, 6,478,810,188.79 and 2,580,208,296.41
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Solution
The fourth proportional to 4,694,677,403.69, 6,478,810,188.79 and 2,580,208,296.41 is: 3,560,772,841.78
Step by Step Solution
- Step 1: Write the proportion equation
4,694,677,403.69 : 6,478,810,188.79 = 2,580,208,296.41 : x - Step 2: Convert to fraction form
4,694,677,403.69/6,478,810,188.79 = 2,580,208,296.41/x - Step 3: Cross multiply
4,694,677,403.69x = 6,478,810,188.79 × 2,580,208,296.41 - Step 4: Simplify right side
4,694,677,403.69x = 16,716,679,799,977,723,904 - Step 5: Solve for x
x = 16,716,679,799,977,723,904/4,694,677,403.69 - Step 6: Final answer
x = 3,560,772,841.78
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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.