Finding the Fourth Proportional to 176,448,438.36, 243,505,563.09 and 98,137,654.56
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Solution
The fourth proportional to 176,448,438.36, 243,505,563.09 and 98,137,654.56 is: 135,433,699.82
Step by Step Solution
- Step 1: Write the proportion equation
176,448,438.36 : 243,505,563.09 = 98,137,654.56 : x - Step 2: Convert to fraction form
176,448,438.36/243,505,563.09 = 98,137,654.56/x - Step 3: Cross multiply
176,448,438.36x = 243,505,563.09 × 98,137,654.56 - Step 4: Simplify right side
176,448,438.36x = 23,897,064,833,964,708 - Step 5: Solve for x
x = 23,897,064,833,964,708/176,448,438.36 - Step 6: Final answer
x = 135,433,699.82
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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.