Finding the Fourth Proportional to 4,088,636,141.35, 5,642,306,722.57 and 2,280,149,974.77
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Solution
The fourth proportional to 4,088,636,141.35, 5,642,306,722.57 and 2,280,149,974.77 is: 3,146,600,745.66
Step by Step Solution
- Step 1: Write the proportion equation
4,088,636,141.35 : 5,642,306,722.57 = 2,280,149,974.77 : x - Step 2: Convert to fraction form
4,088,636,141.35/5,642,306,722.57 = 2,280,149,974.77/x - Step 3: Cross multiply
4,088,636,141.35x = 5,642,306,722.57 × 2,280,149,974.77 - Step 4: Simplify right side
4,088,636,141.35x = 12,865,305,531,084,374,016 - Step 5: Solve for x
x = 12,865,305,531,084,374,016/4,088,636,141.35 - Step 6: Final answer
x = 3,146,600,745.66
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Double scale
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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.