Finding the Fourth Proportional to 2,695,920,090.40, 4,043,880,135.60 and 2,260,563,623.20
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Solution
The fourth proportional to 2,695,920,090.40, 4,043,880,135.60 and 2,260,563,623.20 is: 3,390,845,434.80
Step by Step Solution
- Step 1: Write the proportion equation
2,695,920,090.40 : 4,043,880,135.60 = 2,260,563,623.20 : x - Step 2: Convert to fraction form
2,695,920,090.40/4,043,880,135.60 = 2,260,563,623.20/x - Step 3: Cross multiply
2,695,920,090.40x = 4,043,880,135.60 × 2,260,563,623.20 - Step 4: Simplify right side
2,695,920,090.40x = 9,141,448,331,118,442,496 - Step 5: Solve for x
x = 9,141,448,331,118,442,496/2,695,920,090.40 - Step 6: Final answer
x = 3,390,845,434.80
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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.