Finding the Fourth Proportional to 737,610,439.60, 1,106,415,659.40 and 695,284,116.40
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Solution
The fourth proportional to 737,610,439.60, 1,106,415,659.40 and 695,284,116.40 is: 1,042,926,174.60
Step by Step Solution
- Step 1: Write the proportion equation
737,610,439.60 : 1,106,415,659.40 = 695,284,116.40 : x - Step 2: Convert to fraction form
737,610,439.60/1,106,415,659.40 = 695,284,116.40/x - Step 3: Cross multiply
737,610,439.60x = 1,106,415,659.40 × 695,284,116.40 - Step 4: Simplify right side
737,610,439.60x = 769,273,234,117,052,416 - Step 5: Solve for x
x = 769,273,234,117,052,416/737,610,439.60 - Step 6: Final answer
x = 1,042,926,174.60
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1.5x scale
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.