Finding the Fourth Proportional to 3,599,208,069.12, 4,967,281,221.12 and 2,073,348,852.48
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Solution
The fourth proportional to 3,599,208,069.12, 4,967,281,221.12 and 2,073,348,852.48 is: 2,861,436,911.11
Step by Step Solution
- Step 1: Write the proportion equation
3,599,208,069.12 : 4,967,281,221.12 = 2,073,348,852.48 : x - Step 2: Convert to fraction form
3,599,208,069.12/4,967,281,221.12 = 2,073,348,852.48/x - Step 3: Cross multiply
3,599,208,069.12x = 4,967,281,221.12 × 2,073,348,852.48 - Step 4: Simplify right side
3,599,208,069.12x = 10,298,906,819,754,604,544 - Step 5: Solve for x
x = 10,298,906,819,754,604,544/3,599,208,069.12 - Step 6: Final answer
x = 2,861,436,911.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.