Finding the Fourth Proportional to 5,480,737,890.48, 7,563,425,586.84 and 2,974,611,602.16
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Solution
The fourth proportional to 5,480,737,890.48, 7,563,425,586.84 and 2,974,611,602.16 is: 4,104,967,971.88
Step by Step Solution
- Step 1: Write the proportion equation
5,480,737,890.48 : 7,563,425,586.84 = 2,974,611,602.16 : x - Step 2: Convert to fraction form
5,480,737,890.48/7,563,425,586.84 = 2,974,611,602.16/x - Step 3: Cross multiply
5,480,737,890.48x = 7,563,425,586.84 × 2,974,611,602.16 - Step 4: Simplify right side
5,480,737,890.48x = 22,498,253,502,688,071,680 - Step 5: Solve for x
x = 22,498,253,502,688,071,680/5,480,737,890.48 - Step 6: Final answer
x = 4,104,967,971.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.