Finding the Fourth Proportional to 84,252,002.05, 118,112,055.35 and 84,252,002.05
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Solution
The fourth proportional to 84,252,002.05, 118,112,055.35 and 84,252,002.05 is: 118,112,055.35
Step by Step Solution
- Step 1: Write the proportion equation
84,252,002.05 : 118,112,055.35 = 84,252,002.05 : x - Step 2: Convert to fraction form
84,252,002.05/118,112,055.35 = 84,252,002.05/x - Step 3: Cross multiply
84,252,002.05x = 118,112,055.35 × 84,252,002.05 - Step 4: Simplify right side
84,252,002.05x = 9,951,177,129,477,912 - Step 5: Solve for x
x = 9,951,177,129,477,912/84,252,002.05 - Step 6: Final answer
x = 118,112,055.35
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.