Finding the Fourth Proportional to 268,109,657.24, 369,995,751.99 and 147,412,744.29
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Solution
The fourth proportional to 268,109,657.24, 369,995,751.99 and 147,412,744.29 is: 203,432,020.09
Step by Step Solution
- Step 1: Write the proportion equation
268,109,657.24 : 369,995,751.99 = 147,412,744.29 : x - Step 2: Convert to fraction form
268,109,657.24/369,995,751.99 = 147,412,744.29/x - Step 3: Cross multiply
268,109,657.24x = 369,995,751.99 × 147,412,744.29 - Step 4: Simplify right side
268,109,657.24x = 54,542,089,176,488,128 - Step 5: Solve for x
x = 54,542,089,176,488,128/268,109,657.24 - Step 6: Final answer
x = 203,432,020.09
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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.