Finding the Fourth Proportional to 87,064,568.68, 130,592,549.12 and 32,472,901.58
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Solution
The fourth proportional to 87,064,568.68, 130,592,549.12 and 32,472,901.58 is: 48,707,747.12
Step by Step Solution
- Step 1: Write the proportion equation
87,064,568.68 : 130,592,549.12 = 32,472,901.58 : x - Step 2: Convert to fraction form
87,064,568.68/130,592,549.12 = 32,472,901.58/x - Step 3: Cross multiply
87,064,568.68x = 130,592,549.12 × 32,472,901.58 - Step 4: Simplify right side
87,064,568.68x = 4,240,718,994,655,075.50 - Step 5: Solve for x
x = 4,240,718,994,655,075.50/87,064,568.68 - Step 6: Final answer
x = 48,707,747.12
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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.