Finding the Fourth Proportional to 2,068,606,602.44, 2,854,737,675.96 and 1,128,869,815.72
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Solution
The fourth proportional to 2,068,606,602.44, 2,854,737,675.96 and 1,128,869,815.72 is: 1,557,873,396.70
Step by Step Solution
- Step 1: Write the proportion equation
2,068,606,602.44 : 2,854,737,675.96 = 1,128,869,815.72 : x - Step 2: Convert to fraction form
2,068,606,602.44/2,854,737,675.96 = 1,128,869,815.72/x - Step 3: Cross multiply
2,068,606,602.44x = 2,854,737,675.96 × 1,128,869,815.72 - Step 4: Simplify right side
2,068,606,602.44x = 3,222,627,194,182,769,152 - Step 5: Solve for x
x = 3,222,627,194,182,769,152/2,068,606,602.44 - Step 6: Final answer
x = 1,557,873,396.70
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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.