Finding the Fourth Proportional to 970,482,854.70, 1,455,724,282.05 and 970,482,854.70
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Solution
The fourth proportional to 970,482,854.70, 1,455,724,282.05 and 970,482,854.70 is: 1,455,724,282.05
Step by Step Solution
- Step 1: Write the proportion equation
970,482,854.70 : 1,455,724,282.05 = 970,482,854.70 : x - Step 2: Convert to fraction form
970,482,854.70/1,455,724,282.05 = 970,482,854.70/x - Step 3: Cross multiply
970,482,854.70x = 1,455,724,282.05 × 970,482,854.70 - Step 4: Simplify right side
970,482,854.70x = 1,412,755,456,899,992,064 - Step 5: Solve for x
x = 1,412,755,456,899,992,064/970,482,854.70 - Step 6: Final answer
x = 1,455,724,282.05
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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.