Finding the Fourth Proportional to 111,739,888.76, 167,560,971.07 and 56,373,660.08
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Solution
The fourth proportional to 111,739,888.76, 167,560,971.07 and 56,373,660.08 is: 84,535,838.82
Step by Step Solution
- Step 1: Write the proportion equation
111,739,888.76 : 167,560,971.07 = 56,373,660.08 : x - Step 2: Convert to fraction form
111,739,888.76/167,560,971.07 = 56,373,660.08/x - Step 3: Cross multiply
111,739,888.76x = 167,560,971.07 × 56,373,660.08 - Step 4: Simplify right side
111,739,888.76x = 9,446,025,225,774,894 - Step 5: Solve for x
x = 9,446,025,225,774,894/111,739,888.76 - Step 6: Final answer
x = 84,535,838.82
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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.