Finding the Fourth Proportional to 423,194,665.07, 583,955,755.21 and 234,997,370.99
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Solution
The fourth proportional to 423,194,665.07, 583,955,755.21 and 234,997,370.99 is: 324,267,006.59
Step by Step Solution
- Step 1: Write the proportion equation
423,194,665.07 : 583,955,755.21 = 234,997,370.99 : x - Step 2: Convert to fraction form
423,194,665.07/583,955,755.21 = 234,997,370.99/x - Step 3: Cross multiply
423,194,665.07x = 583,955,755.21 × 234,997,370.99 - Step 4: Simplify right side
423,194,665.07x = 137,228,067,248,830,016 - Step 5: Solve for x
x = 137,228,067,248,830,016/423,194,665.07 - Step 6: Final answer
x = 324,267,006.59
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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.