Finding the Fourth Proportional to 519,909,787,850.36, 779,918,116,888.70 and 179,948,409,661.08
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Solution
The fourth proportional to 519,909,787,850.36, 779,918,116,888.70 and 179,948,409,661.08 is: 269,941,109,168.69
Step by Step Solution
- Step 1: Write the proportion equation
519,909,787,850.36 : 779,918,116,888.70 = 179,948,409,661.08 : x - Step 2: Convert to fraction form
519,909,787,850.36/779,918,116,888.70 = 179,948,409,661.08/x - Step 3: Cross multiply
519,909,787,850.36x = 779,918,116,888.70 × 179,948,409,661.08 - Step 4: Simplify right side
519,909,787,850.36x = 140,345,024,799,985,845,141,504 - Step 5: Solve for x
x = 140,345,024,799,985,845,141,504/519,909,787,850.36 - Step 6: Final answer
x = 269,941,109,168.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.