Finding the Fourth Proportional to 106,296,962.96, 146,689,807.74 and 57,404,390.96
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Solution
The fourth proportional to 106,296,962.96, 146,689,807.74 and 57,404,390.96 is: 79,218,058.91
Step by Step Solution
- Step 1: Write the proportion equation
106,296,962.96 : 146,689,807.74 = 57,404,390.96 : x - Step 2: Convert to fraction form
106,296,962.96/146,689,807.74 = 57,404,390.96/x - Step 3: Cross multiply
106,296,962.96x = 146,689,807.74 × 57,404,390.96 - Step 4: Simplify right side
106,296,962.96x = 8,420,639,073,354,195 - Step 5: Solve for x
x = 8,420,639,073,354,195/106,296,962.96 - Step 6: Final answer
x = 79,218,058.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.