Finding the Fourth Proportional to 133,059,263.80, 199,588,895.70 and 97,227,455.80
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Solution
The fourth proportional to 133,059,263.80, 199,588,895.70 and 97,227,455.80 is: 145,841,183.70
Step by Step Solution
- Step 1: Write the proportion equation
133,059,263.80 : 199,588,895.70 = 97,227,455.80 : x - Step 2: Convert to fraction form
133,059,263.80/199,588,895.70 = 97,227,455.80/x - Step 3: Cross multiply
133,059,263.80x = 199,588,895.70 × 97,227,455.80 - Step 4: Simplify right side
133,059,263.80x = 19,405,520,534,842,560 - Step 5: Solve for x
x = 19,405,520,534,842,560/133,059,263.80 - Step 6: Final answer
x = 145,841,183.70
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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.