Finding the Fourth Proportional to 9,920,232,343.30, 14,880,348,514.95 and 5,557,597,744.90
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Solution
The fourth proportional to 9,920,232,343.30, 14,880,348,514.95 and 5,557,597,744.90 is: 8,336,396,617.35
Step by Step Solution
- Step 1: Write the proportion equation
9,920,232,343.30 : 14,880,348,514.95 = 5,557,597,744.90 : x - Step 2: Convert to fraction form
9,920,232,343.30/14,880,348,514.95 = 5,557,597,744.90/x - Step 3: Cross multiply
9,920,232,343.30x = 14,880,348,514.95 × 5,557,597,744.90 - Step 4: Simplify right side
9,920,232,343.30x = 82,698,991,350,012,182,528 - Step 5: Solve for x
x = 82,698,991,350,012,182,528/9,920,232,343.30 - Step 6: Final answer
x = 8,336,396,617.35
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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.