Finding the Fourth Proportional to 201,585,004.65, 302,433,494.18 and 86,624,620.65
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Solution
The fourth proportional to 201,585,004.65, 302,433,494.18 and 86,624,620.65 is: 129,960,989.66
Step by Step Solution
- Step 1: Write the proportion equation
201,585,004.65 : 302,433,494.18 = 86,624,620.65 : x - Step 2: Convert to fraction form
201,585,004.65/302,433,494.18 = 86,624,620.65/x - Step 3: Cross multiply
201,585,004.65x = 302,433,494.18 × 86,624,620.65 - Step 4: Simplify right side
201,585,004.65x = 26,198,186,704,763,364 - Step 5: Solve for x
x = 26,198,186,704,763,364/201,585,004.65 - Step 6: Final answer
x = 129,960,989.66
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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.