Finding the Fourth Proportional to 94,318,764.80, 130,158,561.84 and 53,065,558.72
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Solution
The fourth proportional to 94,318,764.80, 130,158,561.84 and 53,065,558.72 is: 73,229,720.73
Step by Step Solution
- Step 1: Write the proportion equation
94,318,764.80 : 130,158,561.84 = 53,065,558.72 : x - Step 2: Convert to fraction form
94,318,764.80/130,158,561.84 = 53,065,558.72/x - Step 3: Cross multiply
94,318,764.80x = 130,158,561.84 × 53,065,558.72 - Step 4: Simplify right side
94,318,764.80x = 6,906,936,806,231,271 - Step 5: Solve for x
x = 6,906,936,806,231,271/94,318,764.80 - Step 6: Final answer
x = 73,229,720.73
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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.