Finding the Fourth Proportional to 1,819,948,592.44, 2,511,600,268.62 and 1,067,157,142.84
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Solution
The fourth proportional to 1,819,948,592.44, 2,511,600,268.62 and 1,067,157,142.84 is: 1,472,718,612.91
Step by Step Solution
- Step 1: Write the proportion equation
1,819,948,592.44 : 2,511,600,268.62 = 1,067,157,142.84 : x - Step 2: Convert to fraction form
1,819,948,592.44/2,511,600,268.62 = 1,067,157,142.84/x - Step 3: Cross multiply
1,819,948,592.44x = 2,511,600,268.62 × 1,067,157,142.84 - Step 4: Simplify right side
1,819,948,592.44x = 2,680,272,166,616,695,808 - Step 5: Solve for x
x = 2,680,272,166,616,695,808/1,819,948,592.44 - Step 6: Final answer
x = 1,472,718,612.91
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1.5x scale
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.