Finding the Fourth Proportional to 3,461,553,893.35, 4,777,186,804.98 and 1,956,319,355.91
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Solution
The fourth proportional to 3,461,553,893.35, 4,777,186,804.98 and 1,956,319,355.91 is: 2,699,857,723.24
Step by Step Solution
- Step 1: Write the proportion equation
3,461,553,893.35 : 4,777,186,804.98 = 1,956,319,355.91 : x - Step 2: Convert to fraction form
3,461,553,893.35/4,777,186,804.98 = 1,956,319,355.91/x - Step 3: Cross multiply
3,461,553,893.35x = 4,777,186,804.98 × 1,956,319,355.91 - Step 4: Simplify right side
3,461,553,893.35x = 9,345,703,013,390,944,256 - Step 5: Solve for x
x = 9,345,703,013,390,944,256/3,461,553,893.35 - Step 6: Final answer
x = 2,699,857,723.24
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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.