Finding the Fourth Proportional to 5,432,535,902.70, 8,148,803,854.05 and 2,677,545,758.70
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Solution
The fourth proportional to 5,432,535,902.70, 8,148,803,854.05 and 2,677,545,758.70 is: 4,016,318,638.05
Step by Step Solution
- Step 1: Write the proportion equation
5,432,535,902.70 : 8,148,803,854.05 = 2,677,545,758.70 : x - Step 2: Convert to fraction form
5,432,535,902.70/8,148,803,854.05 = 2,677,545,758.70/x - Step 3: Cross multiply
5,432,535,902.70x = 8,148,803,854.05 × 2,677,545,758.70 - Step 4: Simplify right side
5,432,535,902.70x = 21,818,795,197,889,789,952 - Step 5: Solve for x
x = 21,818,795,197,889,789,952/5,432,535,902.70 - Step 6: Final answer
x = 4,016,318,638.05
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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.