Finding the Fourth Proportional to 4,470,778,863.60, 6,706,168,295.40 and 1,526,383,147.20
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Solution
The fourth proportional to 4,470,778,863.60, 6,706,168,295.40 and 1,526,383,147.20 is: 2,289,574,720.80
Step by Step Solution
- Step 1: Write the proportion equation
4,470,778,863.60 : 6,706,168,295.40 = 1,526,383,147.20 : x - Step 2: Convert to fraction form
4,470,778,863.60/6,706,168,295.40 = 1,526,383,147.20/x - Step 3: Cross multiply
4,470,778,863.60x = 6,706,168,295.40 × 1,526,383,147.20 - Step 4: Simplify right side
4,470,778,863.60x = 10,236,182,268,385,511,424 - Step 5: Solve for x
x = 10,236,182,268,385,511,424/4,470,778,863.60 - Step 6: Final answer
x = 2,289,574,720.80
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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.