Finding the Fourth Proportional to 69,791,470.17, 104,638,726.30 and 30,908,733.99
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Solution
The fourth proportional to 69,791,470.17, 104,638,726.30 and 30,908,733.99 is: 46,341,630.98
Step by Step Solution
- Step 1: Write the proportion equation
69,791,470.17 : 104,638,726.30 = 30,908,733.99 : x - Step 2: Convert to fraction form
69,791,470.17/104,638,726.30 = 30,908,733.99/x - Step 3: Cross multiply
69,791,470.17x = 104,638,726.30 × 30,908,733.99 - Step 4: Simplify right side
69,791,470.17x = 3,234,250,556,259,116.50 - Step 5: Solve for x
x = 3,234,250,556,259,116.50/69,791,470.17 - Step 6: Final answer
x = 46,341,630.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.