Finding the Fourth Proportional to 751,341,742.98, 1,036,852,825.07 and 416,814,274.08
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Solution
The fourth proportional to 751,341,742.98, 1,036,852,825.07 and 416,814,274.08 is: 575,204,374.90
Step by Step Solution
- Step 1: Write the proportion equation
751,341,742.98 : 1,036,852,825.07 = 416,814,274.08 : x - Step 2: Convert to fraction form
751,341,742.98/1,036,852,825.07 = 416,814,274.08/x - Step 3: Cross multiply
751,341,742.98x = 1,036,852,825.07 × 416,814,274.08 - Step 4: Simplify right side
751,341,742.98x = 432,175,057,603,174,784 - Step 5: Solve for x
x = 432,175,057,603,174,784/751,341,742.98 - Step 6: Final answer
x = 575,204,374.90
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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.