Finding the Fourth Proportional to 676,584,009.60, 945,176,880 and 676,584,009.60
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Solution
The fourth proportional to 676,584,009.60, 945,176,880 and 676,584,009.60 is: 945,176,880
Step by Step Solution
- Step 1: Write the proportion equation
676,584,009.60 : 945,176,880 = 676,584,009.60 : x - Step 2: Convert to fraction form
676,584,009.60/945,176,880 = 676,584,009.60/x - Step 3: Cross multiply
676,584,009.60x = 945,176,880 × 676,584,009.60 - Step 4: Simplify right side
676,584,009.60x = 639,491,563,251,618,048 - Step 5: Solve for x
x = 639,491,563,251,618,048/676,584,009.60 - Step 6: Final answer
x = 945,176,880
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.