Finding the Fourth Proportional to 265,889,564.96, 366,988,821.60 and 155,916,707.36
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Solution
The fourth proportional to 265,889,564.96, 366,988,821.60 and 155,916,707.36 is: 215,200,956.50
Step by Step Solution
- Step 1: Write the proportion equation
265,889,564.96 : 366,988,821.60 = 155,916,707.36 : x - Step 2: Convert to fraction form
265,889,564.96/366,988,821.60 = 155,916,707.36/x - Step 3: Cross multiply
265,889,564.96x = 366,988,821.60 × 155,916,707.36 - Step 4: Simplify right side
265,889,564.96x = 57,219,688,701,798,456 - Step 5: Solve for x
x = 57,219,688,701,798,456/265,889,564.96 - Step 6: Final answer
x = 215,200,956.50
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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.