Finding the Fourth Proportional to 70,914,910.48, 106,154,194.86 and 46,269,770.08
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Solution
The fourth proportional to 70,914,910.48, 106,154,194.86 and 46,269,770.08 is: 69,262,305.43
Step by Step Solution
- Step 1: Write the proportion equation
70,914,910.48 : 106,154,194.86 = 46,269,770.08 : x - Step 2: Convert to fraction form
70,914,910.48/106,154,194.86 = 46,269,770.08/x - Step 3: Cross multiply
70,914,910.48x = 106,154,194.86 × 46,269,770.08 - Step 4: Simplify right side
70,914,910.48x = 4,911,730,189,199,718 - Step 5: Solve for x
x = 4,911,730,189,199,718/70,914,910.48 - Step 6: Final answer
x = 69,262,305.43
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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.