Finding the Fourth Proportional to 423,188,317.09, 583,929,806.77 and 244,588,836.62
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Solution
The fourth proportional to 423,188,317.09, 583,929,806.77 and 244,588,836.62 is: 337,492,095.92
Step by Step Solution
- Step 1: Write the proportion equation
423,188,317.09 : 583,929,806.77 = 244,588,836.62 : x - Step 2: Convert to fraction form
423,188,317.09/583,929,806.77 = 244,588,836.62/x - Step 3: Cross multiply
423,188,317.09x = 583,929,806.77 × 244,588,836.62 - Step 4: Simplify right side
423,188,317.09x = 142,822,712,103,908,288 - Step 5: Solve for x
x = 142,822,712,103,908,288/423,188,317.09 - Step 6: Final answer
x = 337,492,095.92
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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.