Finding the Fourth Proportional to 713,296,436.65, 1,069,405,041.88 and 467,714,896.99
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Solution
The fourth proportional to 713,296,436.65, 1,069,405,041.88 and 467,714,896.99 is: 701,218,516.32
Step by Step Solution
- Step 1: Write the proportion equation
713,296,436.65 : 1,069,405,041.88 = 467,714,896.99 : x - Step 2: Convert to fraction form
713,296,436.65/1,069,405,041.88 = 467,714,896.99/x - Step 3: Cross multiply
713,296,436.65x = 1,069,405,041.88 × 467,714,896.99 - Step 4: Simplify right side
713,296,436.65x = 500,176,669,001,378,560 - Step 5: Solve for x
x = 500,176,669,001,378,560/713,296,436.65 - Step 6: Final answer
x = 701,218,516.32
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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.