Finding the Fourth Proportional to 48,881,703.60, 68,625,703.80 and 48,881,703.60
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Solution
The fourth proportional to 48,881,703.60, 68,625,703.80 and 48,881,703.60 is: 68,625,703.80
Step by Step Solution
- Step 1: Write the proportion equation
48,881,703.60 : 68,625,703.80 = 48,881,703.60 : x - Step 2: Convert to fraction form
48,881,703.60/68,625,703.80 = 48,881,703.60/x - Step 3: Cross multiply
48,881,703.60x = 68,625,703.80 × 48,881,703.60 - Step 4: Simplify right side
48,881,703.60x = 3,354,541,312,492,993.50 - Step 5: Solve for x
x = 3,354,541,312,492,993.50/48,881,703.60 - Step 6: Final answer
x = 68,625,703.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.