Finding the Fourth Proportional to 75,918,515.68, 113,854,235.02 and 27,390,062.78
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Solution
The fourth proportional to 75,918,515.68, 113,854,235.02 and 27,390,062.78 is: 41,076,601.89
Step by Step Solution
- Step 1: Write the proportion equation
75,918,515.68 : 113,854,235.02 = 27,390,062.78 : x - Step 2: Convert to fraction form
75,918,515.68/113,854,235.02 = 27,390,062.78/x - Step 3: Cross multiply
75,918,515.68x = 113,854,235.02 × 27,390,062.78 - Step 4: Simplify right side
75,918,515.68x = 3,118,474,644,966,674.50 - Step 5: Solve for x
x = 3,118,474,644,966,674.50/75,918,515.68 - Step 6: Final answer
x = 41,076,601.89
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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.