Finding the Fourth Proportional to 114,376,633.90, 157,841,352.84 and 62,165,653.90
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Solution
The fourth proportional to 114,376,633.90, 157,841,352.84 and 62,165,653.90 is: 85,789,470.95
Step by Step Solution
- Step 1: Write the proportion equation
114,376,633.90 : 157,841,352.84 = 62,165,653.90 : x - Step 2: Convert to fraction form
114,376,633.90/157,841,352.84 = 62,165,653.90/x - Step 3: Cross multiply
114,376,633.90x = 157,841,352.84 × 62,165,653.90 - Step 4: Simplify right side
114,376,633.90x = 9,812,310,911,759,222 - Step 5: Solve for x
x = 9,812,310,911,759,222/114,376,633.90 - Step 6: Final answer
x = 85,789,470.95
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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.