Finding the Fourth Proportional to 325,594,803.75, 449,270,249.27 and 193,432,403.58
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Solution
The fourth proportional to 325,594,803.75, 449,270,249.27 and 193,432,403.58 is: 266,906,667.95
Step by Step Solution
- Step 1: Write the proportion equation
325,594,803.75 : 449,270,249.27 = 193,432,403.58 : x - Step 2: Convert to fraction form
325,594,803.75/449,270,249.27 = 193,432,403.58/x - Step 3: Cross multiply
325,594,803.75x = 449,270,249.27 × 193,432,403.58 - Step 4: Simplify right side
325,594,803.75x = 86,903,424,172,314,688 - Step 5: Solve for x
x = 86,903,424,172,314,688/325,594,803.75 - Step 6: Final answer
x = 266,906,667.95
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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.