Finding the Fourth Proportional to 224,346,135.40, 336,519,203.10 and 213,764,554.60
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Solution
The fourth proportional to 224,346,135.40, 336,519,203.10 and 213,764,554.60 is: 320,646,831.90
Step by Step Solution
- Step 1: Write the proportion equation
224,346,135.40 : 336,519,203.10 = 213,764,554.60 : x - Step 2: Convert to fraction form
224,346,135.40/336,519,203.10 = 213,764,554.60/x - Step 3: Cross multiply
224,346,135.40x = 336,519,203.10 × 213,764,554.60 - Step 4: Simplify right side
224,346,135.40x = 71,935,877,565,018,440 - Step 5: Solve for x
x = 71,935,877,565,018,440/224,346,135.40 - Step 6: Final answer
x = 320,646,831.90
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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.