Finding the Fourth Proportional to 150,461,964.86, 207,660,207.42 and 91,758,682.96
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Solution
The fourth proportional to 150,461,964.86, 207,660,207.42 and 91,758,682.96 is: 126,640,823.51
Step by Step Solution
- Step 1: Write the proportion equation
150,461,964.86 : 207,660,207.42 = 91,758,682.96 : x - Step 2: Convert to fraction form
150,461,964.86/207,660,207.42 = 91,758,682.96/x - Step 3: Cross multiply
150,461,964.86x = 207,660,207.42 × 91,758,682.96 - Step 4: Simplify right side
150,461,964.86x = 19,054,627,136,059,616 - Step 5: Solve for x
x = 19,054,627,136,059,616/150,461,964.86 - Step 6: Final answer
x = 126,640,823.51
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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.