Finding the Fourth Proportional to 133,059,087.30, 199,588,630.95 and 97,227,279.30
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Solution
The fourth proportional to 133,059,087.30, 199,588,630.95 and 97,227,279.30 is: 145,840,918.95
Step by Step Solution
- Step 1: Write the proportion equation
133,059,087.30 : 199,588,630.95 = 97,227,279.30 : x - Step 2: Convert to fraction form
133,059,087.30/199,588,630.95 = 97,227,279.30/x - Step 3: Cross multiply
133,059,087.30x = 199,588,630.95 × 97,227,279.30 - Step 4: Simplify right side
133,059,087.30x = 19,405,459,566,480,272 - Step 5: Solve for x
x = 19,405,459,566,480,272/133,059,087.30 - Step 6: Final answer
x = 145,840,918.95
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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.