Finding the Fourth Proportional to 98,794,260.50, 136,336,239.74 and 54,133,135.67
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Solution
The fourth proportional to 98,794,260.50, 136,336,239.74 and 54,133,135.67 is: 74,703,815.04
Step by Step Solution
- Step 1: Write the proportion equation
98,794,260.50 : 136,336,239.74 = 54,133,135.67 : x - Step 2: Convert to fraction form
98,794,260.50/136,336,239.74 = 54,133,135.67/x - Step 3: Cross multiply
98,794,260.50x = 136,336,239.74 × 54,133,135.67 - Step 4: Simplify right side
98,794,260.50x = 7,380,308,163,059,239 - Step 5: Solve for x
x = 7,380,308,163,059,239/98,794,260.50 - Step 6: Final answer
x = 74,703,815.04
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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.