Finding the Fourth Proportional to 79,261,690.80, 118,892,536.20 and 36,214,969.80
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Solution
The fourth proportional to 79,261,690.80, 118,892,536.20 and 36,214,969.80 is: 54,322,454.70
Step by Step Solution
- Step 1: Write the proportion equation
79,261,690.80 : 118,892,536.20 = 36,214,969.80 : x - Step 2: Convert to fraction form
79,261,690.80/118,892,536.20 = 36,214,969.80/x - Step 3: Cross multiply
79,261,690.80x = 118,892,536.20 × 36,214,969.80 - Step 4: Simplify right side
79,261,690.80x = 4,305,689,607,928,406.50 - Step 5: Solve for x
x = 4,305,689,607,928,406.50/79,261,690.80 - Step 6: Final answer
x = 54,322,454.70
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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.