Finding the Fourth Proportional to 481,593,575.40, 664,587,829.32 and 283,367,908.54
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Solution
The fourth proportional to 481,593,575.40, 664,587,829.32 and 283,367,908.54 is: 391,041,062.12
Step by Step Solution
- Step 1: Write the proportion equation
481,593,575.40 : 664,587,829.32 = 283,367,908.54 : x - Step 2: Convert to fraction form
481,593,575.40/664,587,829.32 = 283,367,908.54/x - Step 3: Cross multiply
481,593,575.40x = 664,587,829.32 × 283,367,908.54 - Step 4: Simplify right side
481,593,575.40x = 188,322,863,235,305,472 - Step 5: Solve for x
x = 188,322,863,235,305,472/481,593,575.40 - Step 6: Final answer
x = 391,041,062.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.