Finding the Fourth Proportional to 4,398,356,078.20, 6,597,534,117.30 and 1,293,252,603.40
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Solution
The fourth proportional to 4,398,356,078.20, 6,597,534,117.30 and 1,293,252,603.40 is: 1,939,878,905.10
Step by Step Solution
- Step 1: Write the proportion equation
4,398,356,078.20 : 6,597,534,117.30 = 1,293,252,603.40 : x - Step 2: Convert to fraction form
4,398,356,078.20/6,597,534,117.30 = 1,293,252,603.40/x - Step 3: Cross multiply
4,398,356,078.20x = 6,597,534,117.30 × 1,293,252,603.40 - Step 4: Simplify right side
4,398,356,078.20x = 8,532,278,173,218,546,688 - Step 5: Solve for x
x = 8,532,278,173,218,546,688/4,398,356,078.20 - Step 6: Final answer
x = 1,939,878,905.10
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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.