Finding the Fourth Proportional to 424,130,867.16, 585,305,983.11 and 233,413,843.02
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Solution
The fourth proportional to 424,130,867.16, 585,305,983.11 and 233,413,843.02 is: 322,114,067.71
Step by Step Solution
- Step 1: Write the proportion equation
424,130,867.16 : 585,305,983.11 = 233,413,843.02 : x - Step 2: Convert to fraction form
424,130,867.16/585,305,983.11 = 233,413,843.02/x - Step 3: Cross multiply
424,130,867.16x = 585,305,983.11 × 233,413,843.02 - Step 4: Simplify right side
424,130,867.16x = 136,618,518,860,304,320 - Step 5: Solve for x
x = 136,618,518,860,304,320/424,130,867.16 - Step 6: Final answer
x = 322,114,067.71
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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.