Finding the Fourth Proportional to 4,367,473,212.60, 6,551,209,818.90 and 2,898,145,135.80
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Solution
The fourth proportional to 4,367,473,212.60, 6,551,209,818.90 and 2,898,145,135.80 is: 4,347,217,703.70
Step by Step Solution
- Step 1: Write the proportion equation
4,367,473,212.60 : 6,551,209,818.90 = 2,898,145,135.80 : x - Step 2: Convert to fraction form
4,367,473,212.60/6,551,209,818.90 = 2,898,145,135.80/x - Step 3: Cross multiply
4,367,473,212.60x = 6,551,209,818.90 × 2,898,145,135.80 - Step 4: Simplify right side
4,367,473,212.60x = 18,986,356,870,250,233,856 - Step 5: Solve for x
x = 18,986,356,870,250,233,856/4,367,473,212.60 - Step 6: Final answer
x = 4,347,217,703.70
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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.