Finding the Fourth Proportional to 351,018,227.80, 526,527,341.70 and 169,619,699.80
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Solution
The fourth proportional to 351,018,227.80, 526,527,341.70 and 169,619,699.80 is: 254,429,549.70
Step by Step Solution
- Step 1: Write the proportion equation
351,018,227.80 : 526,527,341.70 = 169,619,699.80 : x - Step 2: Convert to fraction form
351,018,227.80/526,527,341.70 = 169,619,699.80/x - Step 3: Cross multiply
351,018,227.80x = 526,527,341.70 × 169,619,699.80 - Step 4: Simplify right side
351,018,227.80x = 89,309,409,635,646,032 - Step 5: Solve for x
x = 89,309,409,635,646,032/351,018,227.80 - Step 6: Final answer
x = 254,429,549.70
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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.