Finding the Fourth Proportional to 3,162,264,963.15, 4,363,926,062.49 and 1,752,659,930.70
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Solution
The fourth proportional to 3,162,264,963.15, 4,363,926,062.49 and 1,752,659,930.70 is: 2,418,670,933.46
Step by Step Solution
- Step 1: Write the proportion equation
3,162,264,963.15 : 4,363,926,062.49 = 1,752,659,930.70 : x - Step 2: Convert to fraction form
3,162,264,963.15/4,363,926,062.49 = 1,752,659,930.70/x - Step 3: Cross multiply
3,162,264,963.15x = 4,363,926,062.49 × 1,752,659,930.70 - Step 4: Simplify right side
3,162,264,963.15x = 7,648,478,350,263,647,232 - Step 5: Solve for x
x = 7,648,478,350,263,647,232/3,162,264,963.15 - Step 6: Final answer
x = 2,418,670,933.46
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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.