Finding the Fourth Proportional to 422,121,810, 633,108,247.20 and 163,124,104.08
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Solution
The fourth proportional to 422,121,810, 633,108,247.20 and 163,124,104.08 is: 244,657,378.90
Step by Step Solution
- Step 1: Write the proportion equation
422,121,810 : 633,108,247.20 = 163,124,104.08 : x - Step 2: Convert to fraction form
422,121,810/633,108,247.20 = 163,124,104.08/x - Step 3: Cross multiply
422,121,810x = 633,108,247.20 × 163,124,104.08 - Step 4: Simplify right side
422,121,810x = 103,275,215,610,159,184 - Step 5: Solve for x
x = 103,275,215,610,159,184/422,121,810 - Step 6: Final answer
x = 244,657,378.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.