Finding the Fourth Proportional to 3,848,799,501.08, 5,311,343,094.54 and 2,088,666,909.08
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Solution
The fourth proportional to 3,848,799,501.08, 5,311,343,094.54 and 2,088,666,909.08 is: 2,882,360,216.80
Step by Step Solution
- Step 1: Write the proportion equation
3,848,799,501.08 : 5,311,343,094.54 = 2,088,666,909.08 : x - Step 2: Convert to fraction form
3,848,799,501.08/5,311,343,094.54 = 2,088,666,909.08/x - Step 3: Cross multiply
3,848,799,501.08x = 5,311,343,094.54 × 2,088,666,909.08 - Step 4: Simplify right side
3,848,799,501.08x = 11,093,626,564,336,263,168 - Step 5: Solve for x
x = 11,093,626,564,336,263,168/3,848,799,501.08 - Step 6: Final answer
x = 2,882,360,216.80
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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.