Finding the Fourth Proportional to 232,720,880.35, 348,976,270.68 and 66,686,408.35
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Solution
The fourth proportional to 232,720,880.35, 348,976,270.68 and 66,686,408.35 is: 99,999,510.38
Step by Step Solution
- Step 1: Write the proportion equation
232,720,880.35 : 348,976,270.68 = 66,686,408.35 : x - Step 2: Convert to fraction form
232,720,880.35/348,976,270.68 = 66,686,408.35/x - Step 3: Cross multiply
232,720,880.35x = 348,976,270.68 × 66,686,408.35 - Step 4: Simplify right side
232,720,880.35x = 23,271,974,091,026,612 - Step 5: Solve for x
x = 23,271,974,091,026,612/232,720,880.35 - Step 6: Final answer
x = 99,999,510.38
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1.5x scale
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.