Finding the Fourth Proportional to 693,962,634,058.98, 1,040,396,490,463.70 and 438,453,458,917.94
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Solution
The fourth proportional to 693,962,634,058.98, 1,040,396,490,463.70 and 438,453,458,917.94 is: 657,334,296,548.20
Step by Step Solution
- Step 1: Write the proportion equation
693,962,634,058.98 : 1,040,396,490,463.70 = 438,453,458,917.94 : x - Step 2: Convert to fraction form
693,962,634,058.98/1,040,396,490,463.70 = 438,453,458,917.94/x - Step 3: Cross multiply
693,962,634,058.98x = 1,040,396,490,463.70 × 438,453,458,917.94 - Step 4: Simplify right side
693,962,634,058.98x = 456,165,439,889,894,795,116,544 - Step 5: Solve for x
x = 456,165,439,889,894,795,116,544/693,962,634,058.98 - Step 6: Final answer
x = 657,334,296,548.20
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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.