Finding the Fourth Proportional to 355,694,988, 490,859,083.44 and 192,903,564
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Solution
The fourth proportional to 355,694,988, 490,859,083.44 and 192,903,564 is: 266,206,918.32
Step by Step Solution
- Step 1: Write the proportion equation
355,694,988 : 490,859,083.44 = 192,903,564 : x - Step 2: Convert to fraction form
355,694,988/490,859,083.44 = 192,903,564/x - Step 3: Cross multiply
355,694,988x = 490,859,083.44 × 192,903,564 - Step 4: Simplify right side
355,694,988x = 94,688,466,617,349,376 - Step 5: Solve for x
x = 94,688,466,617,349,376/355,694,988 - Step 6: Final answer
x = 266,206,918.32
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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.