Finding the Fourth Proportional to 134,416,740.42, 185,487,905.46 and 74,063,861.22
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Solution
The fourth proportional to 134,416,740.42, 185,487,905.46 and 74,063,861.22 is: 102,204,163.30
Step by Step Solution
- Step 1: Write the proportion equation
134,416,740.42 : 185,487,905.46 = 74,063,861.22 : x - Step 2: Convert to fraction form
134,416,740.42/185,487,905.46 = 74,063,861.22/x - Step 3: Cross multiply
134,416,740.42x = 185,487,905.46 × 74,063,861.22 - Step 4: Simplify right side
134,416,740.42x = 13,737,950,487,977,920 - Step 5: Solve for x
x = 13,737,950,487,977,920/134,416,740.42 - Step 6: Final answer
x = 102,204,163.30
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.