Finding the Fourth Proportional to 3,554,309,911.74, 4,902,585,920.28 and 2,285,754,718.17
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Solution
The fourth proportional to 3,554,309,911.74, 4,902,585,920.28 and 2,285,754,718.17 is: 3,152,822,679.16
Step by Step Solution
- Step 1: Write the proportion equation
3,554,309,911.74 : 4,902,585,920.28 = 2,285,754,718.17 : x - Step 2: Convert to fraction form
3,554,309,911.74/4,902,585,920.28 = 2,285,754,718.17/x - Step 3: Cross multiply
3,554,309,911.74x = 4,902,585,920.28 × 2,285,754,718.17 - Step 4: Simplify right side
3,554,309,911.74x = 11,206,108,898,513,821,696 - Step 5: Solve for x
x = 11,206,108,898,513,821,696/3,554,309,911.74 - Step 6: Final answer
x = 3,152,822,679.16
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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.