Finding the Fourth Proportional to 5,391,406,894.02, 8,086,726,784.97 and 1,660,309,223.82
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Solution
The fourth proportional to 5,391,406,894.02, 8,086,726,784.97 and 1,660,309,223.82 is: 2,490,345,717.83
Step by Step Solution
- Step 1: Write the proportion equation
5,391,406,894.02 : 8,086,726,784.97 = 1,660,309,223.82 : x - Step 2: Convert to fraction form
5,391,406,894.02/8,086,726,784.97 = 1,660,309,223.82/x - Step 3: Cross multiply
5,391,406,894.02x = 8,086,726,784.97 × 1,660,309,223.82 - Step 4: Simplify right side
5,391,406,894.02x = 13,426,467,071,597,944,832 - Step 5: Solve for x
x = 13,426,467,071,597,944,832/5,391,406,894.02 - Step 6: Final answer
x = 2,490,345,717.83
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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.