Finding the Fourth Proportional to 973,642,068.50, 1,460,474,321.99 and 351,904,518.68
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Solution
The fourth proportional to 973,642,068.50, 1,460,474,321.99 and 351,904,518.68 is: 527,860,833.00
Step by Step Solution
- Step 1: Write the proportion equation
973,642,068.50 : 1,460,474,321.99 = 351,904,518.68 : x - Step 2: Convert to fraction form
973,642,068.50/1,460,474,321.99 = 351,904,518.68/x - Step 3: Cross multiply
973,642,068.50x = 1,460,474,321.99 × 351,904,518.68 - Step 4: Simplify right side
973,642,068.50x = 513,947,513,323,550,848 - Step 5: Solve for x
x = 513,947,513,323,550,848/973,642,068.50 - Step 6: Final answer
x = 527,860,833.00
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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.