Finding the Fourth Proportional to 314,929,116.10, 472,393,674.15 and 110,430,619.30
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Solution
The fourth proportional to 314,929,116.10, 472,393,674.15 and 110,430,619.30 is: 165,645,928.95
Step by Step Solution
- Step 1: Write the proportion equation
314,929,116.10 : 472,393,674.15 = 110,430,619.30 : x - Step 2: Convert to fraction form
314,929,116.10/472,393,674.15 = 110,430,619.30/x - Step 3: Cross multiply
314,929,116.10x = 472,393,674.15 × 110,430,619.30 - Step 4: Simplify right side
314,929,116.10x = 52,166,725,989,786,896 - Step 5: Solve for x
x = 52,166,725,989,786,896/314,929,116.10 - Step 6: Final answer
x = 165,645,928.95
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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.