Finding the Fourth Proportional to 1,732,632,385.62, 2,598,944,536.80 and 1,138,122,919.05
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Solution
The fourth proportional to 1,732,632,385.62, 2,598,944,536.80 and 1,138,122,919.05 is: 1,707,181,723.73
Step by Step Solution
- Step 1: Write the proportion equation
1,732,632,385.62 : 2,598,944,536.80 = 1,138,122,919.05 : x - Step 2: Convert to fraction form
1,732,632,385.62/2,598,944,536.80 = 1,138,122,919.05/x - Step 3: Cross multiply
1,732,632,385.62x = 2,598,944,536.80 × 1,138,122,919.05 - Step 4: Simplify right side
1,732,632,385.62x = 2,957,918,342,671,866,368 - Step 5: Solve for x
x = 2,957,918,342,671,866,368/1,732,632,385.62 - Step 6: Final answer
x = 1,707,181,723.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.