Finding the Fourth Proportional to 16,221,020,220.12, 24,341,765,490.18 and 6,904,752,939.48
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Solution
The fourth proportional to 16,221,020,220.12, 24,341,765,490.18 and 6,904,752,939.48 is: 10,361,486,179.02
Step by Step Solution
- Step 1: Write the proportion equation
16,221,020,220.12 : 24,341,765,490.18 = 6,904,752,939.48 : x - Step 2: Convert to fraction form
16,221,020,220.12/24,341,765,490.18 = 6,904,752,939.48/x - Step 3: Cross multiply
16,221,020,220.12x = 24,341,765,490.18 × 6,904,752,939.48 - Step 4: Simplify right side
16,221,020,220.12x = 168,073,876,820,453,163,008 - Step 5: Solve for x
x = 168,073,876,820,453,163,008/16,221,020,220.12 - Step 6: Final answer
x = 10,361,486,179.02
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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.