Finding the Fourth Proportional to 4,605,157,120.43, 6,355,116,836.21 and 2,490,613,064.66
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Solution
The fourth proportional to 4,605,157,120.43, 6,355,116,836.21 and 2,490,613,064.66 is: 3,437,046,034.65
Step by Step Solution
- Step 1: Write the proportion equation
4,605,157,120.43 : 6,355,116,836.21 = 2,490,613,064.66 : x - Step 2: Convert to fraction form
4,605,157,120.43/6,355,116,836.21 = 2,490,613,064.66/x - Step 3: Cross multiply
4,605,157,120.43x = 6,355,116,836.21 × 2,490,613,064.66 - Step 4: Simplify right side
4,605,157,120.43x = 15,828,137,019,727,464,448 - Step 5: Solve for x
x = 15,828,137,019,727,464,448/4,605,157,120.43 - Step 6: Final answer
x = 3,437,046,034.65
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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.