Finding the Fourth Proportional to 397,614,009.80, 596,421,014.70 and 110,399,673.80
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Solution
The fourth proportional to 397,614,009.80, 596,421,014.70 and 110,399,673.80 is: 165,599,510.70
Step by Step Solution
- Step 1: Write the proportion equation
397,614,009.80 : 596,421,014.70 = 110,399,673.80 : x - Step 2: Convert to fraction form
397,614,009.80/596,421,014.70 = 110,399,673.80/x - Step 3: Cross multiply
397,614,009.80x = 596,421,014.70 × 110,399,673.80 - Step 4: Simplify right side
397,614,009.80x = 65,844,685,470,345,008 - Step 5: Solve for x
x = 65,844,685,470,345,008/397,614,009.80 - Step 6: Final answer
x = 165,599,510.70
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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.