Finding the Fourth Proportional to 4,032,257,132.40, 6,048,385,698.62 and 3,215,963,756.40
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Solution
The fourth proportional to 4,032,257,132.40, 6,048,385,698.62 and 3,215,963,756.40 is: 4,823,945,634.62
Step by Step Solution
- Step 1: Write the proportion equation
4,032,257,132.40 : 6,048,385,698.62 = 3,215,963,756.40 : x - Step 2: Convert to fraction form
4,032,257,132.40/6,048,385,698.62 = 3,215,963,756.40/x - Step 3: Cross multiply
4,032,257,132.40x = 6,048,385,698.62 × 3,215,963,756.40 - Step 4: Simplify right side
4,032,257,132.40x = 19,451,389,191,490,015,232 - Step 5: Solve for x
x = 19,451,389,191,490,015,232/4,032,257,132.40 - Step 6: Final answer
x = 4,823,945,634.62
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Double scale
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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.