Finding the Fourth Proportional to 958,080,367.84, 1,436,903,718 and 440,012,765.92
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Solution
The fourth proportional to 958,080,367.84, 1,436,903,718 and 440,012,765.92 is: 659,919,564.73
Step by Step Solution
- Step 1: Write the proportion equation
958,080,367.84 : 1,436,903,718 = 440,012,765.92 : x - Step 2: Convert to fraction form
958,080,367.84/1,436,903,718 = 440,012,765.92/x - Step 3: Cross multiply
958,080,367.84x = 1,436,903,718 × 440,012,765.92 - Step 4: Simplify right side
958,080,367.84x = 632,255,979,317,911,680 - Step 5: Solve for x
x = 632,255,979,317,911,680/958,080,367.84 - Step 6: Final answer
x = 659,919,564.73
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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.