Finding the Fourth Proportional to 66,178,782.63, 99,270,844.52 and 23,052,347.91
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Solution
The fourth proportional to 66,178,782.63, 99,270,844.52 and 23,052,347.91 is: 34,579,452.12
Step by Step Solution
- Step 1: Write the proportion equation
66,178,782.63 : 99,270,844.52 = 23,052,347.91 : x - Step 2: Convert to fraction form
66,178,782.63/99,270,844.52 = 23,052,347.91/x - Step 3: Cross multiply
66,178,782.63x = 99,270,844.52 × 23,052,347.91 - Step 4: Simplify right side
66,178,782.63x = 2,288,426,045,079,295 - Step 5: Solve for x
x = 2,288,426,045,079,295/66,178,782.63 - Step 6: Final answer
x = 34,579,452.12
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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.