Finding the Fourth Proportional to 751,341,743.98, 1,036,852,826.45 and 416,814,275.08
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Solution
The fourth proportional to 751,341,743.98, 1,036,852,826.45 and 416,814,275.08 is: 575,204,376.28
Step by Step Solution
- Step 1: Write the proportion equation
751,341,743.98 : 1,036,852,826.45 = 416,814,275.08 : x - Step 2: Convert to fraction form
751,341,743.98/1,036,852,826.45 = 416,814,275.08/x - Step 3: Cross multiply
751,341,743.98x = 1,036,852,826.45 × 416,814,275.08 - Step 4: Simplify right side
751,341,743.98x = 432,175,059,221,405,824 - Step 5: Solve for x
x = 432,175,059,221,405,824/751,341,743.98 - Step 6: Final answer
x = 575,204,376.28
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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.