Finding the Fourth Proportional to 277,449,249.96, 382,879,831.76 and 165,940,088.84
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Solution
The fourth proportional to 277,449,249.96, 382,879,831.76 and 165,940,088.84 is: 228,997,242.94
Step by Step Solution
- Step 1: Write the proportion equation
277,449,249.96 : 382,879,831.76 = 165,940,088.84 : x - Step 2: Convert to fraction form
277,449,249.96/382,879,831.76 = 165,940,088.84/x - Step 3: Cross multiply
277,449,249.96x = 382,879,831.76 × 165,940,088.84 - Step 4: Simplify right side
277,449,249.96x = 63,535,113,297,298,656 - Step 5: Solve for x
x = 63,535,113,297,298,656/277,449,249.96 - Step 6: Final answer
x = 228,997,242.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.