Finding the Fourth Proportional to 68,283,412.29, 102,497,306.45 and 66,741,347.25
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Solution
The fourth proportional to 68,283,412.29, 102,497,306.45 and 66,741,347.25 is: 100,182,578.64
Step by Step Solution
- Step 1: Write the proportion equation
68,283,412.29 : 102,497,306.45 = 66,741,347.25 : x - Step 2: Convert to fraction form
68,283,412.29/102,497,306.45 = 66,741,347.25/x - Step 3: Cross multiply
68,283,412.29x = 102,497,306.45 × 66,741,347.25 - Step 4: Simplify right side
68,283,412.29x = 6,840,808,321,635,408 - Step 5: Solve for x
x = 6,840,808,321,635,408/68,283,412.29 - Step 6: Final answer
x = 100,182,578.64
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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.