Finding the Fourth Proportional to 6,213,352,674.99, 8,574,426,363.53 and 3,355,494,613.13
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Solution
The fourth proportional to 6,213,352,674.99, 8,574,426,363.53 and 3,355,494,613.13 is: 4,630,582,389.01
Step by Step Solution
- Step 1: Write the proportion equation
6,213,352,674.99 : 8,574,426,363.53 = 3,355,494,613.13 : x - Step 2: Convert to fraction form
6,213,352,674.99/8,574,426,363.53 = 3,355,494,613.13/x - Step 3: Cross multiply
6,213,352,674.99x = 8,574,426,363.53 × 3,355,494,613.13 - Step 4: Simplify right side
6,213,352,674.99x = 28,771,441,473,534,599,168 - Step 5: Solve for x
x = 28,771,441,473,534,599,168/6,213,352,674.99 - Step 6: Final answer
x = 4,630,582,389.01
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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.