Finding the Fourth Proportional to 423,104,172.24, 583,883,754.96 and 237,465,187.92
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Solution
The fourth proportional to 423,104,172.24, 583,883,754.96 and 237,465,187.92 is: 327,701,957.80
Step by Step Solution
- Step 1: Write the proportion equation
423,104,172.24 : 583,883,754.96 = 237,465,187.92 : x - Step 2: Convert to fraction form
423,104,172.24/583,883,754.96 = 237,465,187.92/x - Step 3: Cross multiply
423,104,172.24x = 583,883,754.96 × 237,465,187.92 - Step 4: Simplify right side
423,104,172.24x = 138,652,065,595,011,632 - Step 5: Solve for x
x = 138,652,065,595,011,632/423,104,172.24 - Step 6: Final answer
x = 327,701,957.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.