Finding the Fourth Proportional to 171,097,325.80, 256,708,974.30 and 56,085,620.20
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Solution
The fourth proportional to 171,097,325.80, 256,708,974.30 and 56,085,620.20 is: 84,149,076.95
Step by Step Solution
- Step 1: Write the proportion equation
171,097,325.80 : 256,708,974.30 = 56,085,620.20 : x - Step 2: Convert to fraction form
171,097,325.80/256,708,974.30 = 56,085,620.20/x - Step 3: Cross multiply
171,097,325.80x = 256,708,974.30 × 56,085,620.20 - Step 4: Simplify right side
171,097,325.80x = 14,397,682,034,521,362 - Step 5: Solve for x
x = 14,397,682,034,521,362/171,097,325.80 - Step 6: Final answer
x = 84,149,076.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.