Finding the Fourth Proportional to 2,797,536,244.65, 3,862,342,308.34 and 1,780,835,330.99
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Solution
The fourth proportional to 2,797,536,244.65, 3,862,342,308.34 and 1,780,835,330.99 is: 2,458,661,851.56
Step by Step Solution
- Step 1: Write the proportion equation
2,797,536,244.65 : 3,862,342,308.34 = 1,780,835,330.99 : x - Step 2: Convert to fraction form
2,797,536,244.65/3,862,342,308.34 = 1,780,835,330.99/x - Step 3: Cross multiply
2,797,536,244.65x = 3,862,342,308.34 × 1,780,835,330.99 - Step 4: Simplify right side
2,797,536,244.65x = 6,878,195,643,069,344,768 - Step 5: Solve for x
x = 6,878,195,643,069,344,768/2,797,536,244.65 - Step 6: Final answer
x = 2,458,661,851.56
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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.