Finding the Fourth Proportional to 7,444,290,666.60, 11,166,435,999.90 and 6,630,707,639.70
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Solution
The fourth proportional to 7,444,290,666.60, 11,166,435,999.90 and 6,630,707,639.70 is: 9,946,061,459.55
Step by Step Solution
- Step 1: Write the proportion equation
7,444,290,666.60 : 11,166,435,999.90 = 6,630,707,639.70 : x - Step 2: Convert to fraction form
7,444,290,666.60/11,166,435,999.90 = 6,630,707,639.70/x - Step 3: Cross multiply
7,444,290,666.60x = 11,166,435,999.90 × 6,630,707,639.70 - Step 4: Simplify right side
7,444,290,666.60x = 74,041,372,492,758,040,576 - Step 5: Solve for x
x = 74,041,372,492,758,040,576/7,444,290,666.60 - Step 6: Final answer
x = 9,946,061,459.55
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Similar ratio
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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.