Finding the Fourth Proportional to 7,490,961,466.48, 10,329,244,441.68 and 4,773,927,272.05
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Solution
The fourth proportional to 7,490,961,466.48, 10,329,244,441.68 and 4,773,927,272.05 is: 6,582,741,342.41
Step by Step Solution
- Step 1: Write the proportion equation
7,490,961,466.48 : 10,329,244,441.68 = 4,773,927,272.05 : x - Step 2: Convert to fraction form
7,490,961,466.48/10,329,244,441.68 = 4,773,927,272.05/x - Step 3: Cross multiply
7,490,961,466.48x = 10,329,244,441.68 × 4,773,927,272.05 - Step 4: Simplify right side
7,490,961,466.48x = 49,311,061,739,807,031,296 - Step 5: Solve for x
x = 49,311,061,739,807,031,296/7,490,961,466.48 - Step 6: Final answer
x = 6,582,741,342.41
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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.