Finding the Fourth Proportional to 97,447,186.82, 146,189,215.43 and 39,159,402.28
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Solution
The fourth proportional to 97,447,186.82, 146,189,215.43 and 39,159,402.28 is: 58,746,511.65
Step by Step Solution
- Step 1: Write the proportion equation
97,447,186.82 : 146,189,215.43 = 39,159,402.28 : x - Step 2: Convert to fraction form
97,447,186.82/146,189,215.43 = 39,159,402.28/x - Step 3: Cross multiply
97,447,186.82x = 146,189,215.43 × 39,159,402.28 - Step 4: Simplify right side
97,447,186.82x = 5,724,682,295,606,532 - Step 5: Solve for x
x = 5,724,682,295,606,532/97,447,186.82 - Step 6: Final answer
x = 58,746,511.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.