Finding the Fourth Proportional to 79,062,226.64, 118,438,887.48 and 54,465,813.20
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Solution
The fourth proportional to 79,062,226.64, 118,438,887.48 and 54,465,813.20 is: 81,592,317.79
Step by Step Solution
- Step 1: Write the proportion equation
79,062,226.64 : 118,438,887.48 = 54,465,813.20 : x - Step 2: Convert to fraction form
79,062,226.64/118,438,887.48 = 54,465,813.20/x - Step 3: Cross multiply
79,062,226.64x = 118,438,887.48 × 54,465,813.20 - Step 4: Simplify right side
79,062,226.64x = 6,450,870,321,101,499 - Step 5: Solve for x
x = 6,450,870,321,101,499/79,062,226.64 - Step 6: Final answer
x = 81,592,317.79
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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.