Finding the Fourth Proportional to 163,312,351, 225,219,660.16 and 119,189,460.76
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Solution
The fourth proportional to 163,312,351, 225,219,660.16 and 119,189,460.76 is: 164,370,971.84
Step by Step Solution
- Step 1: Write the proportion equation
163,312,351 : 225,219,660.16 = 119,189,460.76 : x - Step 2: Convert to fraction form
163,312,351/225,219,660.16 = 119,189,460.76/x - Step 3: Cross multiply
163,312,351x = 225,219,660.16 × 119,189,460.76 - Step 4: Simplify right side
163,312,351x = 26,843,809,847,020,856 - Step 5: Solve for x
x = 26,843,809,847,020,856/163,312,351 - Step 6: Final answer
x = 164,370,971.84
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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.