Finding the Fourth Proportional to 1,197,716,855.30, 1,796,256,418.35 and 368,668,895.30
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Solution
The fourth proportional to 1,197,716,855.30, 1,796,256,418.35 and 368,668,895.30 is: 552,905,193.33
Step by Step Solution
- Step 1: Write the proportion equation
1,197,716,855.30 : 1,796,256,418.35 = 368,668,895.30 : x - Step 2: Convert to fraction form
1,197,716,855.30/1,796,256,418.35 = 368,668,895.30/x - Step 3: Cross multiply
1,197,716,855.30x = 1,796,256,418.35 × 368,668,895.30 - Step 4: Simplify right side
1,197,716,855.30x = 662,223,869,428,629,120 - Step 5: Solve for x
x = 662,223,869,428,629,120/1,197,716,855.30 - Step 6: Final answer
x = 552,905,193.33
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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.