Finding the Fourth Proportional to 66,608,457.48, 99,757,485.77 and 64,769,671.62
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Solution
The fourth proportional to 66,608,457.48, 99,757,485.77 and 64,769,671.62 is: 97,003,591.42
Step by Step Solution
- Step 1: Write the proportion equation
66,608,457.48 : 99,757,485.77 = 64,769,671.62 : x - Step 2: Convert to fraction form
66,608,457.48/99,757,485.77 = 64,769,671.62/x - Step 3: Cross multiply
66,608,457.48x = 99,757,485.77 × 64,769,671.62 - Step 4: Simplify right side
66,608,457.48x = 6,461,259,594,635,874 - Step 5: Solve for x
x = 6,461,259,594,635,874/66,608,457.48 - Step 6: Final answer
x = 97,003,591.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.