Finding the Fourth Proportional to 4,830,516,844.20, 7,245,775,266.30 and 4,248,907,813.80
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Solution
The fourth proportional to 4,830,516,844.20, 7,245,775,266.30 and 4,248,907,813.80 is: 6,373,361,720.70
Step by Step Solution
- Step 1: Write the proportion equation
4,830,516,844.20 : 7,245,775,266.30 = 4,248,907,813.80 : x - Step 2: Convert to fraction form
4,830,516,844.20/7,245,775,266.30 = 4,248,907,813.80/x - Step 3: Cross multiply
4,830,516,844.20x = 7,245,775,266.30 × 4,248,907,813.80 - Step 4: Simplify right side
4,830,516,844.20x = 30,786,631,146,020,847,616 - Step 5: Solve for x
x = 30,786,631,146,020,847,616/4,830,516,844.20 - Step 6: Final answer
x = 6,373,361,720.70
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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.