Finding the Fourth Proportional to 149,469,106.02, 206,267,494.73 and 83,389,614.53
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Solution
The fourth proportional to 149,469,106.02, 206,267,494.73 and 83,389,614.53 is: 115,077,739.70
Step by Step Solution
- Step 1: Write the proportion equation
149,469,106.02 : 206,267,494.73 = 83,389,614.53 : x - Step 2: Convert to fraction form
149,469,106.02/206,267,494.73 = 83,389,614.53/x - Step 3: Cross multiply
149,469,106.02x = 206,267,494.73 × 83,389,614.53 - Step 4: Simplify right side
149,469,106.02x = 17,200,566,875,784,960 - Step 5: Solve for x
x = 17,200,566,875,784,960/149,469,106.02 - Step 6: Final answer
x = 115,077,739.70
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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.