Finding the Fourth Proportional to 97,383,231.96, 146,020,125.56 and 66,712,394.04
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Solution
The fourth proportional to 97,383,231.96, 146,020,125.56 and 66,712,394.04 is: 100,031,103.48
Step by Step Solution
- Step 1: Write the proportion equation
97,383,231.96 : 146,020,125.56 = 66,712,394.04 : x - Step 2: Convert to fraction form
97,383,231.96/146,020,125.56 = 66,712,394.04/x - Step 3: Cross multiply
97,383,231.96x = 146,020,125.56 × 66,712,394.04 - Step 4: Simplify right side
97,383,231.96x = 9,741,352,153,795,434 - Step 5: Solve for x
x = 9,741,352,153,795,434/97,383,231.96 - Step 6: Final answer
x = 100,031,103.48
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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.