Finding the Fourth Proportional to 9,966,255,710.70, 14,949,383,566.05 and 4,806,475,358.70
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Solution
The fourth proportional to 9,966,255,710.70, 14,949,383,566.05 and 4,806,475,358.70 is: 7,209,713,038.05
Step by Step Solution
- Step 1: Write the proportion equation
9,966,255,710.70 : 14,949,383,566.05 = 4,806,475,358.70 : x - Step 2: Convert to fraction form
9,966,255,710.70/14,949,383,566.05 = 4,806,475,358.70/x - Step 3: Cross multiply
9,966,255,710.70x = 14,949,383,566.05 × 4,806,475,358.70 - Step 4: Simplify right side
9,966,255,710.70x = 71,853,843,737,974,054,912 - Step 5: Solve for x
x = 71,853,843,737,974,054,912/9,966,255,710.70 - Step 6: Final answer
x = 7,209,713,038.05
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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.