Finding the Fourth Proportional to 5,808,672,653.20, 8,713,008,979.80 and 1,446,604,925.20
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Solution
The fourth proportional to 5,808,672,653.20, 8,713,008,979.80 and 1,446,604,925.20 is: 2,169,907,387.80
Step by Step Solution
- Step 1: Write the proportion equation
5,808,672,653.20 : 8,713,008,979.80 = 1,446,604,925.20 : x - Step 2: Convert to fraction form
5,808,672,653.20/8,713,008,979.80 = 1,446,604,925.20/x - Step 3: Cross multiply
5,808,672,653.20x = 8,713,008,979.80 × 1,446,604,925.20 - Step 4: Simplify right side
5,808,672,653.20x = 12,604,281,703,490,506,752 - Step 5: Solve for x
x = 12,604,281,703,490,506,752/5,808,672,653.20 - Step 6: Final answer
x = 2,169,907,387.80
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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.