Finding the Fourth Proportional to 2,957,753,676.18, 4,081,827,618.48 and 1,637,654,348.82
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Solution
The fourth proportional to 2,957,753,676.18, 4,081,827,618.48 and 1,637,654,348.82 is: 2,260,033,620.91
Step by Step Solution
- Step 1: Write the proportion equation
2,957,753,676.18 : 4,081,827,618.48 = 1,637,654,348.82 : x - Step 2: Convert to fraction form
2,957,753,676.18/4,081,827,618.48 = 1,637,654,348.82/x - Step 3: Cross multiply
2,957,753,676.18x = 4,081,827,618.48 × 1,637,654,348.82 - Step 4: Simplify right side
2,957,753,676.18x = 6,684,622,750,537,355,264 - Step 5: Solve for x
x = 6,684,622,750,537,355,264/2,957,753,676.18 - Step 6: Final answer
x = 2,260,033,620.91
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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.