Finding the Fourth Proportional to 99,004,669.47, 136,615,363.02 and 54,953,524.98
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Solution
The fourth proportional to 99,004,669.47, 136,615,363.02 and 54,953,524.98 is: 75,829,713.94
Step by Step Solution
- Step 1: Write the proportion equation
99,004,669.47 : 136,615,363.02 = 54,953,524.98 : x - Step 2: Convert to fraction form
99,004,669.47/136,615,363.02 = 54,953,524.98/x - Step 3: Cross multiply
99,004,669.47x = 136,615,363.02 × 54,953,524.98 - Step 4: Simplify right side
99,004,669.47x = 7,507,495,764,371,338 - Step 5: Solve for x
x = 7,507,495,764,371,338/99,004,669.47 - Step 6: Final answer
x = 75,829,713.94
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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.