Finding the Fourth Proportional to 295,740,677.48, 408,094,746.20 and 163,578,829.80
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Solution
The fourth proportional to 295,740,677.48, 408,094,746.20 and 163,578,829.80 is: 225,723,635.99
Step by Step Solution
- Step 1: Write the proportion equation
295,740,677.48 : 408,094,746.20 = 163,578,829.80 : x - Step 2: Convert to fraction form
295,740,677.48/408,094,746.20 = 163,578,829.80/x - Step 3: Cross multiply
295,740,677.48x = 408,094,746.20 × 163,578,829.80 - Step 4: Simplify right side
295,740,677.48x = 66,755,661,030,924,000 - Step 5: Solve for x
x = 66,755,661,030,924,000/295,740,677.48 - Step 6: Final answer
x = 225,723,635.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.