Finding the Fourth Proportional to 344,774,688.84, 475,799,118.53 and 188,151,884.15
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Solution
The fourth proportional to 344,774,688.84, 475,799,118.53 and 188,151,884.15 is: 259,655,083.52
Step by Step Solution
- Step 1: Write the proportion equation
344,774,688.84 : 475,799,118.53 = 188,151,884.15 : x - Step 2: Convert to fraction form
344,774,688.84/475,799,118.53 = 188,151,884.15/x - Step 3: Cross multiply
344,774,688.84x = 475,799,118.53 × 188,151,884.15 - Step 4: Simplify right side
344,774,688.84x = 89,522,500,625,008,928 - Step 5: Solve for x
x = 89,522,500,625,008,928/344,774,688.84 - Step 6: Final answer
x = 259,655,083.52
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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.