Finding the Fourth Proportional to 852,201,602.28, 1,176,850,427.84 and 805,774,249.48
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Solution
The fourth proportional to 852,201,602.28, 1,176,850,427.84 and 805,774,249.48 is: 1,112,736,431.97
Step by Step Solution
- Step 1: Write the proportion equation
852,201,602.28 : 1,176,850,427.84 = 805,774,249.48 : x - Step 2: Convert to fraction form
852,201,602.28/1,176,850,427.84 = 805,774,249.48/x - Step 3: Cross multiply
852,201,602.28x = 1,176,850,427.84 × 805,774,249.48 - Step 4: Simplify right side
852,201,602.28x = 948,275,770,242,992,896 - Step 5: Solve for x
x = 948,275,770,242,992,896/852,201,602.28 - Step 6: Final answer
x = 1,112,736,431.97
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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.