Finding the Fourth Proportional to 106,486,774.88, 146,951,760.32 and 57,594,202.88
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Solution
The fourth proportional to 106,486,774.88, 146,951,760.32 and 57,594,202.88 is: 79,480,005.92
Step by Step Solution
- Step 1: Write the proportion equation
106,486,774.88 : 146,951,760.32 = 57,594,202.88 : x - Step 2: Convert to fraction form
106,486,774.88/146,951,760.32 = 57,594,202.88/x - Step 3: Cross multiply
106,486,774.88x = 146,951,760.32 × 57,594,202.88 - Step 4: Simplify right side
106,486,774.88x = 8,463,569,497,443,214 - Step 5: Solve for x
x = 8,463,569,497,443,214/106,486,774.88 - Step 6: Final answer
x = 79,480,005.92
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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.