Finding the Fourth Proportional to 295,866,746.23, 408,296,588.09 and 163,713,312.76
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Solution
The fourth proportional to 295,866,746.23, 408,296,588.09 and 163,713,312.76 is: 225,924,636.27
Step by Step Solution
- Step 1: Write the proportion equation
295,866,746.23 : 408,296,588.09 = 163,713,312.76 : x - Step 2: Convert to fraction form
295,866,746.23/408,296,588.09 = 163,713,312.76/x - Step 3: Cross multiply
295,866,746.23x = 408,296,588.09 × 163,713,312.76 - Step 4: Simplify right side
295,866,746.23x = 66,843,587,025,125,824 - Step 5: Solve for x
x = 66,843,587,025,125,824/295,866,746.23 - Step 6: Final answer
x = 225,924,636.27
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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.