Finding the Fourth Proportional to 133,059,226.80, 199,588,840.20 and 97,227,418.80
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Solution
The fourth proportional to 133,059,226.80, 199,588,840.20 and 97,227,418.80 is: 145,841,128.20
Step by Step Solution
- Step 1: Write the proportion equation
133,059,226.80 : 199,588,840.20 = 97,227,418.80 : x - Step 2: Convert to fraction form
133,059,226.80/199,588,840.20 = 97,227,418.80/x - Step 3: Cross multiply
133,059,226.80x = 199,588,840.20 × 97,227,418.80 - Step 4: Simplify right side
133,059,226.80x = 19,405,507,753,931,676 - Step 5: Solve for x
x = 19,405,507,753,931,676/133,059,226.80 - Step 6: Final answer
x = 145,841,128.20
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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.