Finding the Fourth Proportional to 99,636,637.20, 149,449,638.96 and 26,852,250.12
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Solution
The fourth proportional to 99,636,637.20, 149,449,638.96 and 26,852,250.12 is: 40,276,942.28
Step by Step Solution
- Step 1: Write the proportion equation
99,636,637.20 : 149,449,638.96 = 26,852,250.12 : x - Step 2: Convert to fraction form
99,636,637.20/149,449,638.96 = 26,852,250.12/x - Step 3: Cross multiply
99,636,637.20x = 149,449,638.96 × 26,852,250.12 - Step 4: Simplify right side
99,636,637.20x = 4,013,059,085,697,617 - Step 5: Solve for x
x = 4,013,059,085,697,617/99,636,637.20 - Step 6: Final answer
x = 40,276,942.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.