Finding the Fourth Proportional to 324,706,893.12, 487,141,550.28 and 94,675,977.75
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Solution
The fourth proportional to 324,706,893.12, 487,141,550.28 and 94,675,977.75 is: 142,037,645.50
Step by Step Solution
- Step 1: Write the proportion equation
324,706,893.12 : 487,141,550.28 = 94,675,977.75 : x - Step 2: Convert to fraction form
324,706,893.12/487,141,550.28 = 94,675,977.75/x - Step 3: Cross multiply
324,706,893.12x = 487,141,550.28 × 94,675,977.75 - Step 4: Simplify right side
324,706,893.12x = 46,120,602,575,409,784 - Step 5: Solve for x
x = 46,120,602,575,409,784/324,706,893.12 - Step 6: Final answer
x = 142,037,645.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.