Finding the Fourth Proportional to 99,636,635.70, 149,449,636.71 and 26,852,248.62
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Solution
The fourth proportional to 99,636,635.70, 149,449,636.71 and 26,852,248.62 is: 40,276,940.03
Step by Step Solution
- Step 1: Write the proportion equation
99,636,635.70 : 149,449,636.71 = 26,852,248.62 : x - Step 2: Convert to fraction form
99,636,635.70/149,449,636.71 = 26,852,248.62/x - Step 3: Cross multiply
99,636,635.70x = 149,449,636.71 × 26,852,248.62 - Step 4: Simplify right side
99,636,635.70x = 4,013,058,801,105,599 - Step 5: Solve for x
x = 4,013,058,801,105,599/99,636,635.70 - Step 6: Final answer
x = 40,276,940.03
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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.