Finding the Fourth Proportional to 5,497,632,021.60, 8,234,354,797.20 and 4,884,908,104.80
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Solution
The fourth proportional to 5,497,632,021.60, 8,234,354,797.20 and 4,884,908,104.80 is: 7,316,616,741.28
Step by Step Solution
- Step 1: Write the proportion equation
5,497,632,021.60 : 8,234,354,797.20 = 4,884,908,104.80 : x - Step 2: Convert to fraction form
5,497,632,021.60/8,234,354,797.20 = 4,884,908,104.80/x - Step 3: Cross multiply
5,497,632,021.60x = 8,234,354,797.20 × 4,884,908,104.80 - Step 4: Simplify right side
5,497,632,021.60x = 40,224,066,486,641,041,408 - Step 5: Solve for x
x = 40,224,066,486,641,041,408/5,497,632,021.60 - Step 6: Final answer
x = 7,316,616,741.28
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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.