Finding the Fourth Proportional to 4,181,414,890.74, 6,272,094,434.85 and 1,694,239,124.28
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Solution
The fourth proportional to 4,181,414,890.74, 6,272,094,434.85 and 1,694,239,124.28 is: 2,541,347,381.30
Step by Step Solution
- Step 1: Write the proportion equation
4,181,414,890.74 : 6,272,094,434.85 = 1,694,239,124.28 : x - Step 2: Convert to fraction form
4,181,414,890.74/6,272,094,434.85 = 1,694,239,124.28/x - Step 3: Cross multiply
4,181,414,890.74x = 6,272,094,434.85 × 1,694,239,124.28 - Step 4: Simplify right side
4,181,414,890.74x = 10,626,427,782,701,725,696 - Step 5: Solve for x
x = 10,626,427,782,701,725,696/4,181,414,890.74 - Step 6: Final answer
x = 2,541,347,381.30
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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.