Finding the Fourth Proportional to 197,640,860.63, 296,392,895.55 and 81,023,108.49
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Solution
The fourth proportional to 197,640,860.63, 296,392,895.55 and 81,023,108.49 is: 121,506,623.96
Step by Step Solution
- Step 1: Write the proportion equation
197,640,860.63 : 296,392,895.55 = 81,023,108.49 : x - Step 2: Convert to fraction form
197,640,860.63/296,392,895.55 = 81,023,108.49/x - Step 3: Cross multiply
197,640,860.63x = 296,392,895.55 × 81,023,108.49 - Step 4: Simplify right side
197,640,860.63x = 24,014,673,731,812,888 - Step 5: Solve for x
x = 24,014,673,731,812,888/197,640,860.63 - Step 6: Final answer
x = 121,506,623.96
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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.