Finding the Fourth Proportional to 142,272,438.84, 196,275,845.55 and 95,244,663.93
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Solution
The fourth proportional to 142,272,438.84, 196,275,845.55 and 95,244,663.93 is: 131,397,388.70
Step by Step Solution
- Step 1: Write the proportion equation
142,272,438.84 : 196,275,845.55 = 95,244,663.93 : x - Step 2: Convert to fraction form
142,272,438.84/196,275,845.55 = 95,244,663.93/x - Step 3: Cross multiply
142,272,438.84x = 196,275,845.55 × 95,244,663.93 - Step 4: Simplify right side
142,272,438.84x = 18,694,226,946,986,340 - Step 5: Solve for x
x = 18,694,226,946,986,340/142,272,438.84 - Step 6: Final answer
x = 131,397,388.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.