Finding the Fourth Proportional to 332,153,998.70, 498,230,998.05 and 177,185,803.10
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Solution
The fourth proportional to 332,153,998.70, 498,230,998.05 and 177,185,803.10 is: 265,778,704.65
Step by Step Solution
- Step 1: Write the proportion equation
332,153,998.70 : 498,230,998.05 = 177,185,803.10 : x - Step 2: Convert to fraction form
332,153,998.70/498,230,998.05 = 177,185,803.10/x - Step 3: Cross multiply
332,153,998.70x = 498,230,998.05 × 177,185,803.10 - Step 4: Simplify right side
332,153,998.70x = 88,279,459,518,803,776 - Step 5: Solve for x
x = 88,279,459,518,803,776/332,153,998.70 - Step 6: Final answer
x = 265,778,704.65
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1.5x scale
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.