Finding the Fourth Proportional to 211,686,718.44, 317,473,390.56 and 58,296,312.12
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Solution
The fourth proportional to 211,686,718.44, 317,473,390.56 and 58,296,312.12 is: 87,428,857.14
Step by Step Solution
- Step 1: Write the proportion equation
211,686,718.44 : 317,473,390.56 = 58,296,312.12 : x - Step 2: Convert to fraction form
211,686,718.44/317,473,390.56 = 58,296,312.12/x - Step 3: Cross multiply
211,686,718.44x = 317,473,390.56 × 58,296,312.12 - Step 4: Simplify right side
211,686,718.44x = 18,507,527,865,880,420 - Step 5: Solve for x
x = 18,507,527,865,880,420/211,686,718.44 - Step 6: Final answer
x = 87,428,857.14
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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.