Finding the Fourth Proportional to 734,083,310.70, 1,101,124,966.05 and 705,865,761.90
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Solution
The fourth proportional to 734,083,310.70, 1,101,124,966.05 and 705,865,761.90 is: 1,058,798,642.85
Step by Step Solution
- Step 1: Write the proportion equation
734,083,310.70 : 1,101,124,966.05 = 705,865,761.90 : x - Step 2: Convert to fraction form
734,083,310.70/1,101,124,966.05 = 705,865,761.90/x - Step 3: Cross multiply
734,083,310.70x = 1,101,124,966.05 × 705,865,761.90 - Step 4: Simplify right side
734,083,310.70x = 777,246,413,107,994,880 - Step 5: Solve for x
x = 777,246,413,107,994,880/734,083,310.70 - Step 6: Final answer
x = 1,058,798,642.85
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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.