Finding the Fourth Proportional to 454,922,982,128.02, 627,813,449,567.52 and 251,926,752,781.99
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Solution
The fourth proportional to 454,922,982,128.02, 627,813,449,567.52 and 251,926,752,781.99 is: 347,669,847,239.98
Step by Step Solution
- Step 1: Write the proportion equation
454,922,982,128.02 : 627,813,449,567.52 = 251,926,752,781.99 : x - Step 2: Convert to fraction form
454,922,982,128.02/627,813,449,567.52 = 251,926,752,781.99/x - Step 3: Cross multiply
454,922,982,128.02x = 627,813,449,567.52 × 251,926,752,781.99 - Step 4: Simplify right side
454,922,982,128.02x = 158,163,003,702,404,962,058,240 - Step 5: Solve for x
x = 158,163,003,702,404,962,058,240/454,922,982,128.02 - Step 6: Final answer
x = 347,669,847,239.98
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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.