Finding the Fourth Proportional to 9,781,635,497.70, 14,672,453,246.55 and 3,238,533,905.70
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Solution
The fourth proportional to 9,781,635,497.70, 14,672,453,246.55 and 3,238,533,905.70 is: 4,857,800,858.55
Step by Step Solution
- Step 1: Write the proportion equation
9,781,635,497.70 : 14,672,453,246.55 = 3,238,533,905.70 : x - Step 2: Convert to fraction form
9,781,635,497.70/14,672,453,246.55 = 3,238,533,905.70/x - Step 3: Cross multiply
9,781,635,497.70x = 14,672,453,246.55 × 3,238,533,905.70 - Step 4: Simplify right side
9,781,635,497.70x = 47,517,237,318,750,208,000 - Step 5: Solve for x
x = 47,517,237,318,750,208,000/9,781,635,497.70 - Step 6: Final answer
x = 4,857,800,858.55
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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.