Finding the Fourth Proportional to 177,164,117.30, 265,746,175.95 and 159,307,699.70
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Solution
The fourth proportional to 177,164,117.30, 265,746,175.95 and 159,307,699.70 is: 238,961,549.55
Step by Step Solution
- Step 1: Write the proportion equation
177,164,117.30 : 265,746,175.95 = 159,307,699.70 : x - Step 2: Convert to fraction form
177,164,117.30/265,746,175.95 = 159,307,699.70/x - Step 3: Cross multiply
177,164,117.30x = 265,746,175.95 × 159,307,699.70 - Step 4: Simplify right side
177,164,117.30x = 42,335,411,994,665,960 - Step 5: Solve for x
x = 42,335,411,994,665,960/177,164,117.30 - Step 6: Final answer
x = 238,961,549.55
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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.