Finding the Fourth Proportional to 511,495,341.13, 705,810,860.95 and 377,604,469.26
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Solution
The fourth proportional to 511,495,341.13, 705,810,860.95 and 377,604,469.26 is: 521,055,255.28
Step by Step Solution
- Step 1: Write the proportion equation
511,495,341.13 : 705,810,860.95 = 377,604,469.26 : x - Step 2: Convert to fraction form
511,495,341.13/705,810,860.95 = 377,604,469.26/x - Step 3: Cross multiply
511,495,341.13x = 705,810,860.95 × 377,604,469.26 - Step 4: Simplify right side
511,495,341.13x = 266,517,335,544,141,824 - Step 5: Solve for x
x = 266,517,335,544,141,824/511,495,341.13 - Step 6: Final answer
x = 521,055,255.28
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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.