Finding the Fourth Proportional to 209,374,178.73, 313,915,831.96 and 92,725,970.19
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Solution
The fourth proportional to 209,374,178.73, 313,915,831.96 and 92,725,970.19 is: 139,024,545.69
Step by Step Solution
- Step 1: Write the proportion equation
209,374,178.73 : 313,915,831.96 = 92,725,970.19 : x - Step 2: Convert to fraction form
209,374,178.73/313,915,831.96 = 92,725,970.19/x - Step 3: Cross multiply
209,374,178.73x = 313,915,831.96 × 92,725,970.19 - Step 4: Simplify right side
209,374,178.73x = 29,108,150,076,492,008 - Step 5: Solve for x
x = 29,108,150,076,492,008/209,374,178.73 - Step 6: Final answer
x = 139,024,545.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.