Finding the Fourth Proportional to 112,173,664.20, 168,260,496.30 and 93,026,041.80
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Solution
The fourth proportional to 112,173,664.20, 168,260,496.30 and 93,026,041.80 is: 139,539,062.70
Step by Step Solution
- Step 1: Write the proportion equation
112,173,664.20 : 168,260,496.30 = 93,026,041.80 : x - Step 2: Convert to fraction form
112,173,664.20/168,260,496.30 = 93,026,041.80/x - Step 3: Cross multiply
112,173,664.20x = 168,260,496.30 × 93,026,041.80 - Step 4: Simplify right side
112,173,664.20x = 15,652,607,962,092,546 - Step 5: Solve for x
x = 15,652,607,962,092,546/112,173,664.20 - Step 6: Final answer
x = 139,539,062.70
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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.