Finding the Fourth Proportional to 8,713,008,793.80, 13,069,513,190.70 and 2,169,907,201.80
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Solution
The fourth proportional to 8,713,008,793.80, 13,069,513,190.70 and 2,169,907,201.80 is: 3,254,860,802.70
Step by Step Solution
- Step 1: Write the proportion equation
8,713,008,793.80 : 13,069,513,190.70 = 2,169,907,201.80 : x - Step 2: Convert to fraction form
8,713,008,793.80/13,069,513,190.70 = 2,169,907,201.80/x - Step 3: Cross multiply
8,713,008,793.80x = 13,069,513,190.70 × 2,169,907,201.80 - Step 4: Simplify right side
8,713,008,793.80x = 28,359,630,796,520,030,208 - Step 5: Solve for x
x = 28,359,630,796,520,030,208/8,713,008,793.80 - Step 6: Final answer
x = 3,254,860,802.70
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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.