Finding the Fourth Proportional to 2,695,032,317.80, 4,042,548,476.70 and 1,647,455,818.60
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Solution
The fourth proportional to 2,695,032,317.80, 4,042,548,476.70 and 1,647,455,818.60 is: 2,471,183,727.90
Step by Step Solution
- Step 1: Write the proportion equation
2,695,032,317.80 : 4,042,548,476.70 = 1,647,455,818.60 : x - Step 2: Convert to fraction form
2,695,032,317.80/4,042,548,476.70 = 1,647,455,818.60/x - Step 3: Cross multiply
2,695,032,317.80x = 4,042,548,476.70 × 1,647,455,818.60 - Step 4: Simplify right side
2,695,032,317.80x = 6,659,920,009,911,981,056 - Step 5: Solve for x
x = 6,659,920,009,911,981,056/2,695,032,317.80 - Step 6: Final answer
x = 2,471,183,727.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.