Finding the Fourth Proportional to 19,645,588,976.68, 29,457,621,784.74 and 9,675,107,458.66
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Solution
The fourth proportional to 19,645,588,976.68, 29,457,621,784.74 and 9,675,107,458.66 is: 14,507,361,249.50
Step by Step Solution
- Step 1: Write the proportion equation
19,645,588,976.68 : 29,457,621,784.74 = 9,675,107,458.66 : x - Step 2: Convert to fraction form
19,645,588,976.68/29,457,621,784.74 = 9,675,107,458.66/x - Step 3: Cross multiply
19,645,588,976.68x = 29,457,621,784.74 × 9,675,107,458.66 - Step 4: Simplify right side
19,645,588,976.68x = 285,005,656,243,923,288,064 - Step 5: Solve for x
x = 285,005,656,243,923,288,064/19,645,588,976.68 - Step 6: Final answer
x = 14,507,361,249.50
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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.