Finding the Fourth Proportional to 7,528,092,563.80, 11,292,138,845.70 and 4,424,162,195.80
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Solution
The fourth proportional to 7,528,092,563.80, 11,292,138,845.70 and 4,424,162,195.80 is: 6,636,243,293.70
Step by Step Solution
- Step 1: Write the proportion equation
7,528,092,563.80 : 11,292,138,845.70 = 4,424,162,195.80 : x - Step 2: Convert to fraction form
7,528,092,563.80/11,292,138,845.70 = 4,424,162,195.80/x - Step 3: Cross multiply
7,528,092,563.80x = 11,292,138,845.70 × 4,424,162,195.80 - Step 4: Simplify right side
7,528,092,563.80x = 49,958,253,790,870,593,536 - Step 5: Solve for x
x = 49,958,253,790,870,593,536/7,528,092,563.80 - Step 6: Final answer
x = 6,636,243,293.70
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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.