Finding the Fourth Proportional to 147,044,175.12, 220,590,201.60 and 43,423,860.96
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Solution
The fourth proportional to 147,044,175.12, 220,590,201.60 and 43,423,860.96 is: 65,142,860.88
Step by Step Solution
- Step 1: Write the proportion equation
147,044,175.12 : 220,590,201.60 = 43,423,860.96 : x - Step 2: Convert to fraction form
147,044,175.12/220,590,201.60 = 43,423,860.96/x - Step 3: Cross multiply
147,044,175.12x = 220,590,201.60 × 43,423,860.96 - Step 4: Simplify right side
147,044,175.12x = 9,578,878,243,416,770 - Step 5: Solve for x
x = 9,578,878,243,416,770/147,044,175.12 - Step 6: Final answer
x = 65,142,860.88
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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.