Finding the Fourth Proportional to 119,894,707.44, 165,458,708.28 and 73,475,997.12
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Solution
The fourth proportional to 119,894,707.44, 165,458,708.28 and 73,475,997.12 is: 101,399,334.74
Step by Step Solution
- Step 1: Write the proportion equation
119,894,707.44 : 165,458,708.28 = 73,475,997.12 : x - Step 2: Convert to fraction form
119,894,707.44/165,458,708.28 = 73,475,997.12/x - Step 3: Cross multiply
119,894,707.44x = 165,458,708.28 × 73,475,997.12 - Step 4: Simplify right side
119,894,707.44x = 12,157,243,573,060,202 - Step 5: Solve for x
x = 12,157,243,573,060,202/119,894,707.44 - Step 6: Final answer
x = 101,399,334.74
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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.