Finding the Fourth Proportional to 6,293,725,711.20, 8,685,297,297.90 and 3,435,867,923.94
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Solution
The fourth proportional to 6,293,725,711.20, 8,685,297,297.90 and 3,435,867,923.94 is: 4,741,473,614.37
Step by Step Solution
- Step 1: Write the proportion equation
6,293,725,711.20 : 8,685,297,297.90 = 3,435,867,923.94 : x - Step 2: Convert to fraction form
6,293,725,711.20/8,685,297,297.90 = 3,435,867,923.94/x - Step 3: Cross multiply
6,293,725,711.20x = 8,685,297,297.90 × 3,435,867,923.94 - Step 4: Simplify right side
6,293,725,711.20x = 29,841,534,395,737,362,432 - Step 5: Solve for x
x = 29,841,534,395,737,362,432/6,293,725,711.20 - Step 6: Final answer
x = 4,741,473,614.37
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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.