Finding the Fourth Proportional to 4,032,257,126.40, 6,048,385,689.60 and 3,215,963,750.40
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Solution
The fourth proportional to 4,032,257,126.40, 6,048,385,689.60 and 3,215,963,750.40 is: 4,823,945,625.60
Step by Step Solution
- Step 1: Write the proportion equation
4,032,257,126.40 : 6,048,385,689.60 = 3,215,963,750.40 : x - Step 2: Convert to fraction form
4,032,257,126.40/6,048,385,689.60 = 3,215,963,750.40/x - Step 3: Cross multiply
4,032,257,126.40x = 6,048,385,689.60 × 3,215,963,750.40 - Step 4: Simplify right side
4,032,257,126.40x = 19,451,389,126,191,706,112 - Step 5: Solve for x
x = 19,451,389,126,191,706,112/4,032,257,126.40 - Step 6: Final answer
x = 4,823,945,625.60
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Half scale
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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.