Finding the Fourth Proportional to 454,922,874,524.05, 627,813,301,074.18 and 251,926,645,178.35
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Solution
The fourth proportional to 454,922,874,524.05, 627,813,301,074.18 and 251,926,645,178.35 is: 347,669,698,744.95
Step by Step Solution
- Step 1: Write the proportion equation
454,922,874,524.05 : 627,813,301,074.18 = 251,926,645,178.35 : x - Step 2: Convert to fraction form
454,922,874,524.05/627,813,301,074.18 = 251,926,645,178.35/x - Step 3: Cross multiply
454,922,874,524.05x = 627,813,301,074.18 × 251,926,645,178.35 - Step 4: Simplify right side
454,922,874,524.05x = 158,162,898,737,963,590,483,968 - Step 5: Solve for x
x = 158,162,898,737,963,590,483,968/454,922,874,524.05 - Step 6: Final answer
x = 347,669,698,744.95
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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.