Finding the Fourth Proportional to 1,552,156,337.70, 2,328,234,506.55 and 775,921,803.30
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Solution
The fourth proportional to 1,552,156,337.70, 2,328,234,506.55 and 775,921,803.30 is: 1,163,882,704.95
Step by Step Solution
- Step 1: Write the proportion equation
1,552,156,337.70 : 2,328,234,506.55 = 775,921,803.30 : x - Step 2: Convert to fraction form
1,552,156,337.70/2,328,234,506.55 = 775,921,803.30/x - Step 3: Cross multiply
1,552,156,337.70x = 2,328,234,506.55 × 775,921,803.30 - Step 4: Simplify right side
1,552,156,337.70x = 1,806,527,916,827,561,728 - Step 5: Solve for x
x = 1,806,527,916,827,561,728/1,552,156,337.70 - Step 6: Final answer
x = 1,163,882,704.95
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Double scale
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1.5x scale
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.