Finding the Fourth Proportional to 144,313,037.93, 216,447,684.97 and 39,276,565.95
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Solution
The fourth proportional to 144,313,037.93, 216,447,684.97 and 39,276,565.95 is: 58,908,896.21
Step by Step Solution
- Step 1: Write the proportion equation
144,313,037.93 : 216,447,684.97 = 39,276,565.95 : x - Step 2: Convert to fraction form
144,313,037.93/216,447,684.97 = 39,276,565.95/x - Step 3: Cross multiply
144,313,037.93x = 216,447,684.97 × 39,276,565.95 - Step 4: Simplify right side
144,313,037.93x = 8,501,321,772,871,158 - Step 5: Solve for x
x = 8,501,321,772,871,158/144,313,037.93 - Step 6: Final answer
x = 58,908,896.21
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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.