Finding the Fourth Proportional to 739,765,890,913.30, 1,109,648,836,370 and 739,765,890,913.30
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Solution
The fourth proportional to 739,765,890,913.30, 1,109,648,836,370 and 739,765,890,913.30 is: 1,109,648,836,370
Step by Step Solution
- Step 1: Write the proportion equation
739,765,890,913.30 : 1,109,648,836,370 = 739,765,890,913.30 : x - Step 2: Convert to fraction form
739,765,890,913.30/1,109,648,836,370 = 739,765,890,913.30/x - Step 3: Cross multiply
739,765,890,913.30x = 1,109,648,836,370 × 739,765,890,913.30 - Step 4: Simplify right side
739,765,890,913.30x = 820,880,360,038,159,720,906,752 - Step 5: Solve for x
x = 820,880,360,038,159,720,906,752/739,765,890,913.30 - Step 6: Final answer
x = 1,109,648,836,370
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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.