Finding the Fourth Proportional to 173,357,180.82, 239,219,632.35 and 99,007,477.75
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Solution
The fourth proportional to 173,357,180.82, 239,219,632.35 and 99,007,477.75 is: 136,622,736.45
Step by Step Solution
- Step 1: Write the proportion equation
173,357,180.82 : 239,219,632.35 = 99,007,477.75 : x - Step 2: Convert to fraction form
173,357,180.82/239,219,632.35 = 99,007,477.75/x - Step 3: Cross multiply
173,357,180.82x = 239,219,632.35 × 99,007,477.75 - Step 4: Simplify right side
173,357,180.82x = 23,684,532,427,255,804 - Step 5: Solve for x
x = 23,684,532,427,255,804/173,357,180.82 - Step 6: Final answer
x = 136,622,736.45
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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.