Finding the Fourth Proportional to 1,023,893,083.54, 1,412,962,395.96 and 553,984,093.99
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Solution
The fourth proportional to 1,023,893,083.54, 1,412,962,395.96 and 553,984,093.99 is: 764,492,607.04
Step by Step Solution
- Step 1: Write the proportion equation
1,023,893,083.54 : 1,412,962,395.96 = 553,984,093.99 : x - Step 2: Convert to fraction form
1,023,893,083.54/1,412,962,395.96 = 553,984,093.99/x - Step 3: Cross multiply
1,023,893,083.54x = 1,412,962,395.96 × 553,984,093.99 - Step 4: Simplify right side
1,023,893,083.54x = 782,758,692,767,840,256 - Step 5: Solve for x
x = 782,758,692,767,840,256/1,023,893,083.54 - Step 6: Final answer
x = 764,492,607.04
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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.