Finding the Fourth Proportional to 4,830,296,946.90, 7,245,445,420.35 and 3,669,346,367.70
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Solution
The fourth proportional to 4,830,296,946.90, 7,245,445,420.35 and 3,669,346,367.70 is: 5,504,019,551.55
Step by Step Solution
- Step 1: Write the proportion equation
4,830,296,946.90 : 7,245,445,420.35 = 3,669,346,367.70 : x - Step 2: Convert to fraction form
4,830,296,946.90/7,245,445,420.35 = 3,669,346,367.70/x - Step 3: Cross multiply
4,830,296,946.90x = 7,245,445,420.35 × 3,669,346,367.70 - Step 4: Simplify right side
4,830,296,946.90x = 26,586,048,835,529,871,360 - Step 5: Solve for x
x = 26,586,048,835,529,871,360/4,830,296,946.90 - Step 6: Final answer
x = 5,504,019,551.55
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Double scale
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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.