Finding the Fourth Proportional to 454,922,982,077.19, 627,813,449,497.70 and 251,926,752,731.46
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Solution
The fourth proportional to 454,922,982,077.19, 627,813,449,497.70 and 251,926,752,731.46 is: 347,669,847,170.43
Step by Step Solution
- Step 1: Write the proportion equation
454,922,982,077.19 : 627,813,449,497.70 = 251,926,752,731.46 : x - Step 2: Convert to fraction form
454,922,982,077.19/627,813,449,497.70 = 251,926,752,731.46/x - Step 3: Cross multiply
454,922,982,077.19x = 627,813,449,497.70 × 251,926,752,731.46 - Step 4: Simplify right side
454,922,982,077.19x = 158,163,003,653,091,993,059,328 - Step 5: Solve for x
x = 158,163,003,653,091,993,059,328/454,922,982,077.19 - Step 6: Final answer
x = 347,669,847,170.43
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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.