Finding the Fourth Proportional to 322,348,552.74, 444,836,747.57 and 179,293,351.14
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Solution
The fourth proportional to 322,348,552.74, 444,836,747.57 and 179,293,351.14 is: 247,422,457.78
Step by Step Solution
- Step 1: Write the proportion equation
322,348,552.74 : 444,836,747.57 = 179,293,351.14 : x - Step 2: Convert to fraction form
322,348,552.74/444,836,747.57 = 179,293,351.14/x - Step 3: Cross multiply
322,348,552.74x = 444,836,747.57 × 179,293,351.14 - Step 4: Simplify right side
322,348,552.74x = 79,756,271,182,043,552 - Step 5: Solve for x
x = 79,756,271,182,043,552/322,348,552.74 - Step 6: Final answer
x = 247,422,457.78
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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.