Finding the Fourth Proportional to 97,700,959.68, 134,821,192.14 and 53,647,650.06
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Solution
The fourth proportional to 97,700,959.68, 134,821,192.14 and 53,647,650.06 is: 74,030,389.88
Step by Step Solution
- Step 1: Write the proportion equation
97,700,959.68 : 134,821,192.14 = 53,647,650.06 : x - Step 2: Convert to fraction form
97,700,959.68/134,821,192.14 = 53,647,650.06/x - Step 3: Cross multiply
97,700,959.68x = 134,821,192.14 × 53,647,650.06 - Step 4: Simplify right side
97,700,959.68x = 7,232,840,136,598,742 - Step 5: Solve for x
x = 7,232,840,136,598,742/97,700,959.68 - Step 6: Final answer
x = 74,030,389.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.