Finding the Fourth Proportional to 344,884,194.36, 475,869,140.12 and 198,178,134.84
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Solution
The fourth proportional to 344,884,194.36, 475,869,140.12 and 198,178,134.84 is: 273,445,000.26
Step by Step Solution
- Step 1: Write the proportion equation
344,884,194.36 : 475,869,140.12 = 198,178,134.84 : x - Step 2: Convert to fraction form
344,884,194.36/475,869,140.12 = 198,178,134.84/x - Step 3: Cross multiply
344,884,194.36x = 475,869,140.12 × 198,178,134.84 - Step 4: Simplify right side
344,884,194.36x = 94,306,858,617,391,664 - Step 5: Solve for x
x = 94,306,858,617,391,664/344,884,194.36 - Step 6: Final answer
x = 273,445,000.26
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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.