Finding the Fourth Proportional to 3,626,377,901.74, 5,440,676,982.99 and 1,857,001,405.60
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Solution
The fourth proportional to 3,626,377,901.74, 5,440,676,982.99 and 1,857,001,405.60 is: 2,786,070,585.74
Step by Step Solution
- Step 1: Write the proportion equation
3,626,377,901.74 : 5,440,676,982.99 = 1,857,001,405.60 : x - Step 2: Convert to fraction form
3,626,377,901.74/5,440,676,982.99 = 1,857,001,405.60/x - Step 3: Cross multiply
3,626,377,901.74x = 5,440,676,982.99 × 1,857,001,405.60 - Step 4: Simplify right side
3,626,377,901.74x = 10,103,344,804,827,996,160 - Step 5: Solve for x
x = 10,103,344,804,827,996,160/3,626,377,901.74 - Step 6: Final answer
x = 2,786,070,585.74
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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.