Finding the Fourth Proportional to 2,902,675,087.68, 4,006,031,690.56 and 1,649,800,272.96
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Solution
The fourth proportional to 2,902,675,087.68, 4,006,031,690.56 and 1,649,800,272.96 is: 2,276,917,662.82
Step by Step Solution
- Step 1: Write the proportion equation
2,902,675,087.68 : 4,006,031,690.56 = 1,649,800,272.96 : x - Step 2: Convert to fraction form
2,902,675,087.68/4,006,031,690.56 = 1,649,800,272.96/x - Step 3: Cross multiply
2,902,675,087.68x = 4,006,031,690.56 × 1,649,800,272.96 - Step 4: Simplify right side
2,902,675,087.68x = 6,609,152,176,572,298,240 - Step 5: Solve for x
x = 6,609,152,176,572,298,240/2,902,675,087.68 - Step 6: Final answer
x = 2,276,917,662.82
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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.