Finding the Fourth Proportional to 110,854,310.80, 152,972,375.96 and 61,290,794.53
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Solution
The fourth proportional to 110,854,310.80, 152,972,375.96 and 61,290,794.53 is: 84,577,662.31
Step by Step Solution
- Step 1: Write the proportion equation
110,854,310.80 : 152,972,375.96 = 61,290,794.53 : x - Step 2: Convert to fraction form
110,854,310.80/152,972,375.96 = 61,290,794.53/x - Step 3: Cross multiply
110,854,310.80x = 152,972,375.96 × 61,290,794.53 - Step 4: Simplify right side
110,854,310.80x = 9,375,798,464,112,702 - Step 5: Solve for x
x = 9,375,798,464,112,702/110,854,310.80 - Step 6: Final answer
x = 84,577,662.31
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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.