Finding the Fourth Proportional to 1,266,121,702.37, 1,747,258,208.26 and 701,616,013.38
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Solution
The fourth proportional to 1,266,121,702.37, 1,747,258,208.26 and 701,616,013.38 is: 968,235,783.44
Step by Step Solution
- Step 1: Write the proportion equation
1,266,121,702.37 : 1,747,258,208.26 = 701,616,013.38 : x - Step 2: Convert to fraction form
1,266,121,702.37/1,747,258,208.26 = 701,616,013.38/x - Step 3: Cross multiply
1,266,121,702.37x = 1,747,258,208.26 × 701,616,013.38 - Step 4: Simplify right side
1,266,121,702.37x = 1,225,904,338,423,108,864 - Step 5: Solve for x
x = 1,225,904,338,423,108,864/1,266,121,702.37 - Step 6: Final answer
x = 968,235,783.44
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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.