Finding the Fourth Proportional to 2,703,982,115.66, 3,722,822,840.18 and 2,108,502,475.16
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Solution
The fourth proportional to 2,703,982,115.66, 3,722,822,840.18 and 2,108,502,475.16 is: 2,902,970,817.61
Step by Step Solution
- Step 1: Write the proportion equation
2,703,982,115.66 : 3,722,822,840.18 = 2,108,502,475.16 : x - Step 2: Convert to fraction form
2,703,982,115.66/3,722,822,840.18 = 2,108,502,475.16/x - Step 3: Cross multiply
2,703,982,115.66x = 3,722,822,840.18 × 2,108,502,475.16 - Step 4: Simplify right side
2,703,982,115.66x = 7,849,581,173,101,711,360 - Step 5: Solve for x
x = 7,849,581,173,101,711,360/2,703,982,115.66 - Step 6: Final answer
x = 2,902,970,817.61
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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.