Finding the Fourth Proportional to 1,361,468,791.80, 2,042,203,187.70 and 1,167,758,547.30
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Solution
The fourth proportional to 1,361,468,791.80, 2,042,203,187.70 and 1,167,758,547.30 is: 1,751,637,820.95
Step by Step Solution
- Step 1: Write the proportion equation
1,361,468,791.80 : 2,042,203,187.70 = 1,167,758,547.30 : x - Step 2: Convert to fraction form
1,361,468,791.80/2,042,203,187.70 = 1,167,758,547.30/x - Step 3: Cross multiply
1,361,468,791.80x = 2,042,203,187.70 × 1,167,758,547.30 - Step 4: Simplify right side
1,361,468,791.80x = 2,384,800,227,759,981,056 - Step 5: Solve for x
x = 2,384,800,227,759,981,056/1,361,468,791.80 - Step 6: Final answer
x = 1,751,637,820.95
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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.