Finding the Fourth Proportional to 1,797,454,266.91, 2,480,272,062.81 and 993,573,172.65
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Solution
The fourth proportional to 1,797,454,266.91, 2,480,272,062.81 and 993,573,172.65 is: 1,371,012,229.82
Step by Step Solution
- Step 1: Write the proportion equation
1,797,454,266.91 : 2,480,272,062.81 = 993,573,172.65 : x - Step 2: Convert to fraction form
1,797,454,266.91/2,480,272,062.81 = 993,573,172.65/x - Step 3: Cross multiply
1,797,454,266.91x = 2,480,272,062.81 × 993,573,172.65 - Step 4: Simplify right side
1,797,454,266.91x = 2,464,331,782,481,291,776 - Step 5: Solve for x
x = 2,464,331,782,481,291,776/1,797,454,266.91 - Step 6: Final answer
x = 1,371,012,229.82
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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.