Finding the Fourth Proportional to 234,387,753.50, 351,547,406.84 and 68,346,640.22
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Solution
The fourth proportional to 234,387,753.50, 351,547,406.84 and 68,346,640.22 is: 102,509,980.90
Step by Step Solution
- Step 1: Write the proportion equation
234,387,753.50 : 351,547,406.84 = 68,346,640.22 : x - Step 2: Convert to fraction form
234,387,753.50/351,547,406.84 = 68,346,640.22/x - Step 3: Cross multiply
234,387,753.50x = 351,547,406.84 × 68,346,640.22 - Step 4: Simplify right side
234,387,753.50x = 24,027,084,133,467,976 - Step 5: Solve for x
x = 24,027,084,133,467,976/234,387,753.50 - Step 6: Final answer
x = 102,509,980.90
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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.