Finding the Fourth Proportional to 173,908,117.36, 239,989,973.34 and 95,589,996.58
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Solution
The fourth proportional to 173,908,117.36, 239,989,973.34 and 95,589,996.58 is: 131,912,420.65
Step by Step Solution
- Step 1: Write the proportion equation
173,908,117.36 : 239,989,973.34 = 95,589,996.58 : x - Step 2: Convert to fraction form
173,908,117.36/239,989,973.34 = 95,589,996.58/x - Step 3: Cross multiply
173,908,117.36x = 239,989,973.34 × 95,589,996.58 - Step 4: Simplify right side
173,908,117.36x = 22,940,640,730,804,892 - Step 5: Solve for x
x = 22,940,640,730,804,892/173,908,117.36 - Step 6: Final answer
x = 131,912,420.65
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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.