Finding the Fourth Proportional to 1,691,627,624.27, 2,537,563,733.44 and 708,064,964.99
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Solution
The fourth proportional to 1,691,627,624.27, 2,537,563,733.44 and 708,064,964.99 is: 1,062,148,637.38
Step by Step Solution
- Step 1: Write the proportion equation
1,691,627,624.27 : 2,537,563,733.44 = 708,064,964.99 : x - Step 2: Convert to fraction form
1,691,627,624.27/2,537,563,733.44 = 708,064,964.99/x - Step 3: Cross multiply
1,691,627,624.27x = 2,537,563,733.44 × 708,064,964.99 - Step 4: Simplify right side
1,691,627,624.27x = 1,796,759,976,063,629,312 - Step 5: Solve for x
x = 1,796,759,976,063,629,312/1,691,627,624.27 - Step 6: Final answer
x = 1,062,148,637.38
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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.