Finding the Fourth Proportional to 5,405,198,223.48, 7,459,956,657.18 and 3,026,489,454.42
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Solution
The fourth proportional to 5,405,198,223.48, 7,459,956,657.18 and 3,026,489,454.42 is: 4,176,993,926.94
Step by Step Solution
- Step 1: Write the proportion equation
5,405,198,223.48 : 7,459,956,657.18 = 3,026,489,454.42 : x - Step 2: Convert to fraction form
5,405,198,223.48/7,459,956,657.18 = 3,026,489,454.42/x - Step 3: Cross multiply
5,405,198,223.48x = 7,459,956,657.18 × 3,026,489,454.42 - Step 4: Simplify right side
5,405,198,223.48x = 22,577,480,153,385,545,728 - Step 5: Solve for x
x = 22,577,480,153,385,545,728/5,405,198,223.48 - Step 6: Final answer
x = 4,176,993,926.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.