Finding the Fourth Proportional to 162,941,021, 224,803,578.66 and 92,369,064.68
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Solution
The fourth proportional to 162,941,021, 224,803,578.66 and 92,369,064.68 is: 127,438,113.31
Step by Step Solution
- Step 1: Write the proportion equation
162,941,021 : 224,803,578.66 = 92,369,064.68 : x - Step 2: Convert to fraction form
162,941,021/224,803,578.66 = 92,369,064.68/x - Step 3: Cross multiply
162,941,021x = 224,803,578.66 × 92,369,064.68 - Step 4: Simplify right side
162,941,021x = 20,764,896,297,541,008 - Step 5: Solve for x
x = 20,764,896,297,541,008/162,941,021 - Step 6: Final answer
x = 127,438,113.31
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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.