Finding the Fourth Proportional to 9,144,021,319.48, 13,711,594,993.62 and 5,363,446,448.44
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Solution
The fourth proportional to 9,144,021,319.48, 13,711,594,993.62 and 5,363,446,448.44 is: 8,042,567,148.69
Step by Step Solution
- Step 1: Write the proportion equation
9,144,021,319.48 : 13,711,594,993.62 = 5,363,446,448.44 : x - Step 2: Convert to fraction form
9,144,021,319.48/13,711,594,993.62 = 5,363,446,448.44/x - Step 3: Cross multiply
9,144,021,319.48x = 13,711,594,993.62 × 5,363,446,448.44 - Step 4: Simplify right side
9,144,021,319.48x = 73,541,405,470,978,875,392 - Step 5: Solve for x
x = 73,541,405,470,978,875,392/9,144,021,319.48 - Step 6: Final answer
x = 8,042,567,148.69
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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.