Finding the Fourth Proportional to 352,852,503.36, 486,865,097.28 and 206,146,443.84
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Solution
The fourth proportional to 352,852,503.36, 486,865,097.28 and 206,146,443.84 is: 284,440,403.51
Step by Step Solution
- Step 1: Write the proportion equation
352,852,503.36 : 486,865,097.28 = 206,146,443.84 : x - Step 2: Convert to fraction form
352,852,503.36/486,865,097.28 = 206,146,443.84/x - Step 3: Cross multiply
352,852,503.36x = 486,865,097.28 × 206,146,443.84 - Step 4: Simplify right side
352,852,503.36x = 100,365,508,434,087,648 - Step 5: Solve for x
x = 100,365,508,434,087,648/352,852,503.36 - Step 6: Final answer
x = 284,440,403.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.