Finding the Fourth Proportional to 383,624,407.79, 529,400,686.99 and 214,076,867.83
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Solution
The fourth proportional to 383,624,407.79, 529,400,686.99 and 214,076,867.83 is: 295,425,521.93
Step by Step Solution
- Step 1: Write the proportion equation
383,624,407.79 : 529,400,686.99 = 214,076,867.83 : x - Step 2: Convert to fraction form
383,624,407.79/529,400,686.99 = 214,076,867.83/x - Step 3: Cross multiply
383,624,407.79x = 529,400,686.99 × 214,076,867.83 - Step 4: Simplify right side
383,624,407.79x = 113,332,440,897,869,440 - Step 5: Solve for x
x = 113,332,440,897,869,440/383,624,407.79 - Step 6: Final answer
x = 295,425,521.93
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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.