Finding the Fourth Proportional to 119,840,852.48, 165,494,594.41 and 113,312,005.99
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Solution
The fourth proportional to 119,840,852.48, 165,494,594.41 and 113,312,005.99 is: 156,478,563.74
Step by Step Solution
- Step 1: Write the proportion equation
119,840,852.48 : 165,494,594.41 = 113,312,005.99 : x - Step 2: Convert to fraction form
119,840,852.48/165,494,594.41 = 113,312,005.99/x - Step 3: Cross multiply
119,840,852.48x = 165,494,594.41 × 113,312,005.99 - Step 4: Simplify right side
119,840,852.48x = 18,752,524,472,401,524 - Step 5: Solve for x
x = 18,752,524,472,401,524/119,840,852.48 - Step 6: Final answer
x = 156,478,563.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.