Finding the Fourth Proportional to 107,780,871.29, 161,668,980.29 and 30,055,704.99
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Solution
The fourth proportional to 107,780,871.29, 161,668,980.29 and 30,055,704.99 is: 45,082,908.67
Step by Step Solution
- Step 1: Write the proportion equation
107,780,871.29 : 161,668,980.29 = 30,055,704.99 : x - Step 2: Convert to fraction form
107,780,871.29/161,668,980.29 = 30,055,704.99/x - Step 3: Cross multiply
107,780,871.29x = 161,668,980.29 × 30,055,704.99 - Step 4: Simplify right side
107,780,871.29x = 4,859,075,176,930,031 - Step 5: Solve for x
x = 4,859,075,176,930,031/107,780,871.29 - Step 6: Final answer
x = 45,082,908.67
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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.