Finding the Fourth Proportional to 452,383,079.84, 624,339,201.04 and 273,865,328.83
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Solution
The fourth proportional to 452,383,079.84, 624,339,201.04 and 273,865,328.83 is: 377,964,756.45
Step by Step Solution
- Step 1: Write the proportion equation
452,383,079.84 : 624,339,201.04 = 273,865,328.83 : x - Step 2: Convert to fraction form
452,383,079.84/624,339,201.04 = 273,865,328.83/x - Step 3: Cross multiply
452,383,079.84x = 624,339,201.04 × 273,865,328.83 - Step 4: Simplify right side
452,383,079.84x = 170,984,860,594,279,072 - Step 5: Solve for x
x = 170,984,860,594,279,072/452,383,079.84 - Step 6: Final answer
x = 377,964,756.45
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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.