Finding the Fourth Proportional to 355,198,926,544.20, 532,792,567,451.86 and 113,172,748,915.66
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Solution
The fourth proportional to 355,198,926,544.20, 532,792,567,451.86 and 113,172,748,915.66 is: 169,757,268,263.75
Step by Step Solution
- Step 1: Write the proportion equation
355,198,926,544.20 : 532,792,567,451.86 = 113,172,748,915.66 : x - Step 2: Convert to fraction form
355,198,926,544.20/532,792,567,451.86 = 113,172,748,915.66/x - Step 3: Cross multiply
355,198,926,544.20x = 532,792,567,451.86 × 113,172,748,915.66 - Step 4: Simplify right side
355,198,926,544.20x = 60,297,599,460,359,198,998,528 - Step 5: Solve for x
x = 60,297,599,460,359,198,998,528/355,198,926,544.20 - Step 6: Final answer
x = 169,757,268,263.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.