Finding the Fourth Proportional to 163,466,362,772.52, 245,324,695,780.80 and 73,992,190,489.44
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Solution
The fourth proportional to 163,466,362,772.52, 245,324,695,780.80 and 73,992,190,489.44 is: 111,044,934,958.50
Step by Step Solution
- Step 1: Write the proportion equation
163,466,362,772.52 : 245,324,695,780.80 = 73,992,190,489.44 : x - Step 2: Convert to fraction form
163,466,362,772.52/245,324,695,780.80 = 73,992,190,489.44/x - Step 3: Cross multiply
163,466,362,772.52x = 245,324,695,780.80 × 73,992,190,489.44 - Step 4: Simplify right side
163,466,362,772.52x = 18,152,111,621,976,870,617,088 - Step 5: Solve for x
x = 18,152,111,621,976,870,617,088/163,466,362,772.52 - Step 6: Final answer
x = 111,044,934,958.50
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1.5x scale
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.