Finding the Fourth Proportional to 8,251,764,441.48, 12,377,650,501.62 and 2,655,700,742.52
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Solution
The fourth proportional to 8,251,764,441.48, 12,377,650,501.62 and 2,655,700,742.52 is: 3,983,552,349.43
Step by Step Solution
- Step 1: Write the proportion equation
8,251,764,441.48 : 12,377,650,501.62 = 2,655,700,742.52 : x - Step 2: Convert to fraction form
8,251,764,441.48/12,377,650,501.62 = 2,655,700,742.52/x - Step 3: Cross multiply
8,251,764,441.48x = 12,377,650,501.62 × 2,655,700,742.52 - Step 4: Simplify right side
8,251,764,441.48x = 32,871,335,627,805,286,400 - Step 5: Solve for x
x = 32,871,335,627,805,286,400/8,251,764,441.48 - Step 6: Final answer
x = 3,983,552,349.43
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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.