Finding the Fourth Proportional to 16,221,020,221.12, 24,341,765,491.68 and 6,904,752,940.48
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Solution
The fourth proportional to 16,221,020,221.12, 24,341,765,491.68 and 6,904,752,940.48 is: 10,361,486,180.53
Step by Step Solution
- Step 1: Write the proportion equation
16,221,020,221.12 : 24,341,765,491.68 = 6,904,752,940.48 : x - Step 2: Convert to fraction form
16,221,020,221.12/24,341,765,491.68 = 6,904,752,940.48/x - Step 3: Cross multiply
16,221,020,221.12x = 24,341,765,491.68 × 6,904,752,940.48 - Step 4: Simplify right side
16,221,020,221.12x = 168,073,876,855,152,050,176 - Step 5: Solve for x
x = 168,073,876,855,152,050,176/16,221,020,221.12 - Step 6: Final answer
x = 10,361,486,180.53
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1.5x scale
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.