Finding the Fourth Proportional to 144,313,038.09, 216,447,685.20 and 39,276,566.10
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Solution
The fourth proportional to 144,313,038.09, 216,447,685.20 and 39,276,566.10 is: 58,908,896.43
Step by Step Solution
- Step 1: Write the proportion equation
144,313,038.09 : 216,447,685.20 = 39,276,566.10 : x - Step 2: Convert to fraction form
144,313,038.09/216,447,685.20 = 39,276,566.10/x - Step 3: Cross multiply
144,313,038.09x = 216,447,685.20 × 39,276,566.10 - Step 4: Simplify right side
144,313,038.09x = 8,501,321,814,949,792 - Step 5: Solve for x
x = 8,501,321,814,949,792/144,313,038.09 - Step 6: Final answer
x = 58,908,896.43
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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.