Finding the Fourth Proportional to 96,464,181.61, 133,121,781.24 and 52,411,915.98
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Solution
The fourth proportional to 96,464,181.61, 133,121,781.24 and 52,411,915.98 is: 72,329,101.82
Step by Step Solution
- Step 1: Write the proportion equation
96,464,181.61 : 133,121,781.24 = 52,411,915.98 : x - Step 2: Convert to fraction form
96,464,181.61/133,121,781.24 = 52,411,915.98/x - Step 3: Cross multiply
96,464,181.61x = 133,121,781.24 × 52,411,915.98 - Step 4: Simplify right side
96,464,181.61x = 6,977,167,613,458,819 - Step 5: Solve for x
x = 6,977,167,613,458,819/96,464,181.61 - Step 6: Final answer
x = 72,329,101.82
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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.