Finding the Fourth Proportional to 79,441,795.00, 109,678,587.39 and 62,988,381.64
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Solution
The fourth proportional to 79,441,795.00, 109,678,587.39 and 62,988,381.64 is: 86,962,747.00
Step by Step Solution
- Step 1: Write the proportion equation
79,441,795.00 : 109,678,587.39 = 62,988,381.64 : x - Step 2: Convert to fraction form
79,441,795.00/109,678,587.39 = 62,988,381.64/x - Step 3: Cross multiply
79,441,795.00x = 109,678,587.39 × 62,988,381.64 - Step 4: Simplify right side
79,441,795.00x = 6,908,476,719,394,077 - Step 5: Solve for x
x = 6,908,476,719,394,077/79,441,795.00 - Step 6: Final answer
x = 86,962,747.00
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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.