Finding the Fourth Proportional to 181,986,801.80, 272,980,202.70 and 59,164,881.80
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Solution
The fourth proportional to 181,986,801.80, 272,980,202.70 and 59,164,881.80 is: 88,747,322.70
Step by Step Solution
- Step 1: Write the proportion equation
181,986,801.80 : 272,980,202.70 = 59,164,881.80 : x - Step 2: Convert to fraction form
181,986,801.80/272,980,202.70 = 59,164,881.80/x - Step 3: Cross multiply
181,986,801.80x = 272,980,202.70 × 59,164,881.80 - Step 4: Simplify right side
181,986,801.80x = 16,150,841,426,485,540 - Step 5: Solve for x
x = 16,150,841,426,485,540/181,986,801.80 - Step 6: Final answer
x = 88,747,322.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.