Finding the Fourth Proportional to 897,886,069.20, 1,346,829,103.80 and 591,524,110.80
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Solution
The fourth proportional to 897,886,069.20, 1,346,829,103.80 and 591,524,110.80 is: 887,286,166.20
Step by Step Solution
- Step 1: Write the proportion equation
897,886,069.20 : 1,346,829,103.80 = 591,524,110.80 : x - Step 2: Convert to fraction form
897,886,069.20/1,346,829,103.80 = 591,524,110.80/x - Step 3: Cross multiply
897,886,069.20x = 1,346,829,103.80 × 591,524,110.80 - Step 4: Simplify right side
897,886,069.20x = 796,681,888,024,855,808 - Step 5: Solve for x
x = 796,681,888,024,855,808/897,886,069.20 - Step 6: Final answer
x = 887,286,166.20
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Double scale
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Similar ratio
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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.