Finding the Fourth Proportional to 3,670,209,019.30, 5,505,313,528.95 and 2,644,740,465.70
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Solution
The fourth proportional to 3,670,209,019.30, 5,505,313,528.95 and 2,644,740,465.70 is: 3,967,110,698.55
Step by Step Solution
- Step 1: Write the proportion equation
3,670,209,019.30 : 5,505,313,528.95 = 2,644,740,465.70 : x - Step 2: Convert to fraction form
3,670,209,019.30/5,505,313,528.95 = 2,644,740,465.70/x - Step 3: Cross multiply
3,670,209,019.30x = 5,505,313,528.95 × 2,644,740,465.70 - Step 4: Simplify right side
3,670,209,019.30x = 14,560,125,466,379,730,944 - Step 5: Solve for x
x = 14,560,125,466,379,730,944/3,670,209,019.30 - Step 6: Final answer
x = 3,967,110,698.55
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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.